46760-88 POCKET COLORIMETER™ Analysis System Chlorine (Cl 2 ) Instruction Manual © Hach Company, 1991–2001. All rights reserved. Printed in the U.S.A. te/dk 6/01 8ed
46760-88
POC IM R™st
2)
an
Hach Company, 1991–2 .S.A. te/dk 6/01 8ed
©KET COLORAnalysis Sy
Chlorine (Cl
Instruction M
001. All rights reserved. Printed in the U
ETEem
ual
2
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3
TABLE OF CONTENTS
CERTIFICATION .............................................................
SAFETY PRECAUTIONS ..............................................Use of Hazard Information ..............................................Precautionary Labels .......................................................
SPECIFICATIONS ...........................................................
OPERATION ......................................................................
GENERAL DESCRIPTION ...........................................Safety Precautions ...........................................................Battery Installation ..........................................................Operation .........................................................................
CALIBRATION .................................................................User-Entered Calibration .................................................Instrument Calibration .....................................................Exiting the Calibration Routine .......................................Retrieving the Factory Calibration ..................................
ERROR MESSAGE DISPLAY ......................................Error Messages ................................................................
TA
POC URES .......... 37
CHL ....................... 39DPD ....................... 39
A ....................... 47I ....................... 47
CHL ....................... 51DPD ....................... 51
A ....................... 60I ....................... 60
CHL ....................... 65DPD ....................... 65
A ....................... 69
USI ....................... 71
GEN ....................... 73
HOW ....................... 75
REP ....................... 77
WAR ....................... 78
4
BLE OF CONTENTS, continued
KET COLORIMETER™ INSTRUMENT PROCED
ORINE, FREE ..................................................................... Method ......................................................................................
ccuracy Check ..........................................................................nterferences ...............................................................................
ORINE, TOTAL, Low Range ........................................... Method ......................................................................................
ccuracy Check ..........................................................................nterferences ...............................................................................
ORINE, TOTAL, High Range .......................................... Method ......................................................................................
ccuracy Check and Interferences .............................................
NG Specê SECONDARY STANDARDS .....................
ERAL INFORMATION ....................................................
TO ORDER ........................................................................
AIR SERVICE ......................................................................
RANTY .................................................................................
y, inspected, and found the factory.
ertified as indicated to
nt for measurement, test records by Hach
charge Immunity
ro-Magnetic Field
ital Telephones
nt for measurement,
5
CERTIFICATION
Hach Company certifies this instrument was tested thoroughlto meet its published specifications when it was shipped from
The Pocket Colorimeter™ instrument has been tested and is cthe following instrumentation standards:
EMC Immunity:Per 89/336/EEC EMC: EN 61326:1998 (Electrical Equipmecontrol and laboratory use—EMC requirements). SupportingCompany, certified compliance by Hach Company.
Standard(s) include:IEC 1000-4-2: 1995 (EN 61000-4-2: 1995) Electro-Static Dis(Criteria B)IEC 1000-4-3:1995 (EN 61000-4-3: 1996) Radiated RF ElectImmunity (Criteria A)
Additional Immunity Standard(s) include:ENV 50204: 1996 Radiated Electro-Magnetic Field from Dig(Criteria A)
Radio Frequency Emissions:Per 89/336/EEC EMC: EN 61326: 1998 (Electrical Equipme
CE
contr ion limits. Supp P #0369), certified comp
AddEN 5Cana 003, Class A: Supp .S. (NVL
This dian Interference-Caus
Cet a s du Règlement sur le ma
FCC rion Technology, Intel h Company.
This subject to the follo
(1) T evice must accept any i ndesired operation.
6
RTIFICATION, continued
ol and laboratory use—EMC requirements) “Class B” emissorting test records by Criterion Technology O.A.T.S. (NVLAliance by Hach Company.
itional Radio Frequency Emissions Standard(s) include:5022 (CISPR 22), Class B emissions limits.
dian Interference-causing Equipment Regulation, IECS-orting test records by Criterion Technology, Intellistor O.A.TAP #0369), certified compliance by Hach Company.
Class A digital apparatus meets all requirements of the Canaing Equipment Regulations.
ppareil numérique de la classe A respecte toutes les exigencetériel brouilleur du Canada.
Part 15, Class “A” Limits: Supporting test records by Critelistor O.A.T.S. (NVLAP #0369), certified compliance by Hac
device complies with Part 15 of the FCC Rules. Operation iswing two conditions:
his device may not cause harmful interference, and (2) This dnterference received, including interference that may cause u
C
C the party responsible f uipment.
T mits for a Class A d ts are designed to p n the equipment is o es, uses, and can r accordance with the i munications. O se harmful i he interference at his o ence problems are a
1 emoving one of its rence.
2 ice receiving
3 e interference.
4
7
ERTIFICATION, continued
hanges or modifications to this unit not expressly approved byor compliance could void the user’s authority to operate the eq
his equipment has been tested and found to comply with the liigital device, pursuant to Part 15 of the FCC Rules. These limirovide reasonable protection against harmful interference wheperated in a commercial environment. This equipment generatadiate radio frequency energy and, if not installed and used in nstruction manual, may cause harmful interference to radio comperation of this equipment in a residential area is likely to cau
nterference, in which case the user will be required to correct twn expense. The following techniques of reducing the interferpplied easily.
. Remove power from the Pocket Colorimeter instrument by rbatteries to verify that it is or is not the source of the interfe
. Move the Pocket Colorimeter instrument away from the devthe interference.
. Reposition the receiving antenna for the device receiving th
. Try combinations of the above.
8
r operating this statements. Failure ge to the equipment.
paired, do not use or pecified in this manual.
(Danger, Caution, Note)
f not avoided, could result
r or moderate injury.
9
SAFETY PRECAUTIONS
Please read this entire manual before unpacking, setting up, oinstrument. Pay particular attention to all danger and caution to do so could result in serious injury to the operator or dama
To ensure the protection provided by this equipment is not iminstall this equipment in any manner other than that which is s
Use of Hazard InformationIf multiple hazards exist, this manual will use the signal word corresponding to the greatest hazard.
DANGERIndicates a potentially or imminently hazardous situation which, iin death or serious injury.
CAUTIONIndicates a potentially hazardous situation that may result in mino
NOTEInformation that requires special emphasis.
SAF
PrecPleas strument. Perso served.
T ction manual for o
10
ETY PRECAUTIONS, continued
autionary Labelse pay particular attention to labels and tags attached to the innal injury or damage to the instrument could occur if not ob
his symbol, if noted on the instrument, references the instruperational and/or safety information.
ty (noncondensing)
750 tests
11
SPECIFICATIONS
Lamp: Light emitting diode
Detector: Silicon cell
Wavelength: 528 nm
Accuracy: ± 0.02 mg/L at 25 °C
Repeatability: 0.01 mg/L
Filter bandwidth: 15 nm
Absorbance range: 0 to 1A
Dimensions: 3.2 x 6.1 x 15.2 cm (1.25 x 2.4 x 6 inches)
Weight: 0.2 Kg (0.43 lbs)
Operating conditions: 0 to 50 °C; 0 to 90% relative humidi
Sample cell pathlength: 10 and 22.35 mm
Power supply: 4 AAA alkaline batteries; approximate life is
12
eview the necessary es before handling
angereuse. Lire les Fiches les procédures de sécurité
eligrosa. Revise las fichas ridad antes de manipular
efahren verbunden. icheren Verfahrensweisen e entsprechenden
osa. Reveja a folha dos ntos de segurança antes
colosa. La preghiamo di zza dei Materiali e di dotto chimico.
HaMaan
Ladeav
Ladepro
DaEsunMa
A dade
Lapreab
13
OPERATIONDANGER
ndling chemical samples, standards, and reagents can be dangerous. Rterial Safety Data Sheets and become familiar with all safety procedury chemicals.
DANGER manipulation des échantillons chimiques, étalons et réactifs peut être d Données de Sécurité des Produits (FDSP) et se familiariser avec toutes ant de manipuler tous les produits chimiques.
PELIGRO manipulación de muestras químicas, estándares y reactivos puede ser pseguridad de materiales y familiarícese con los procedimientos de seguductos químicos.
GEFAHRs Arbeiten mit chemischen Proben, Standards und Reagenzien ist mit G wird dem Benutzer dieser Produkte empfohlen, sich vor der Arbeit mit sd dem richtigen Gebrauch der Chemikalien vertraut zu machen und allterialsicherheitsdatenblätter aufmerksam zu lesen.
PERIGOmanipulação de amostras, padrões e reagentes químicos pode ser perigdos de segurança do material e familiarize-se com todos os procedime manipular quaisquer produtos químicos.
PERICOLO manipolazione di campioni, standard e reattivi chimici può essere perindere conoscenza delle Schede Techniche necessarie legate alla Sicureituarsi con tutte le procedure di sicurezza prima di manipolare ogni pro
14
uality filter photometers is model is calibrated to ator reagent used) in l and 0 to 4.5 mg/L with isplay provides a direct n can be over-ridden
ator performs a series of
a set of batteries atures incorporated in keystrokes are made for en in the calibration ough for the s).
15
GENERAL DESCRIPTION
Hach Pocket Colorimeter™ instruments* are low-cost, high-qdesigned for single wavelength colorimetric measurement. Thmeasure free or total chlorine content (depending on the indicwater samples from 0 to 2.00 mg/L with the 1-inch sample celthe 1-cm/10-mL sample cell and adapter. The liquid crystal dreadout in milligrams per liter chlorine. The factory calibratiowith an operator-entered two-point calibration if desired.
The operator calibration will remain in memory until the operkeystrokes that will restore the factory calibration.
Power is supplied by four AAA alkaline batteries. Typically, provides approximately 750 tests because of battery-saving fethe software. The instrument will automatically shut off if no one minute when in the measurement mode or 10 minutes whmode. The colorimeter lamp is an LED and is on only long enmeasurement sequence to take place (approximately 2 second
* U.S. patents 5,083,868 and D333,992.
GE
The i L sample cells, enou hlorine tests, four AAA 7.5 x 145 cm (9 x 7 x 6 in
16
NERAL DESCRIPTION, continued
nstrument comes with 2 10-mL sample cells, two 1-cm/10-mgh DPD Reagent Powder Pillows for 100 free and 100 total c batteries and this instruction manual contained in a 22.5 x 1ch) polypropylene case.
G
F ide
PocketColorimeter
11
2
3
.......... 46700-00
.......... 52626-00
.......... 21055-49
.......... 41658-00
.......... 24276-06
.......... 21056-49
.......... 46743-00
17
ENERAL DESCRIPTION, continued
igure 1 Chlorine Pocket Colorimeter™ Packaging Gu
Poc
ket
Col
orim
eter
™
Po
ck
et
Co
lori
me
ter™
ZE
RO
RE
AD
10 mL 10 mL
CH
LO
RIN
E
mg
/L C
l
45
7
6
1. Pocket Colorimeter™ Instrument, Chlorine..........................2. Caps, Sample Cell, 1-cm/10-mL (under instrument) ...........3. DPD Free Chlorine Powder Pillows .....................................4. Sample Cells, 1-cm/10-mL ..................................................5. Sample Cells, 10-mL with caps ...........................................6. DPD Total Chlorine Powder Pillows.....................................7. Batteries, Alkaline AAA, 1.5 V, 4/pkg...................................
GE
SafeAs p th the reagents used in the ty data sheets (MSD ety glasses when hand hly if contact occu e contact Hach.
BattFigu the captive screw and r are shown on the batte nt in the holder as indic will show the softw ion.
Whe set of four. Rech charged in the in
18
NERAL DESCRIPTION, continued
ty Precautionsart of good laboratory practice, please familiarize yourself wise procedures. Read all product labels and the material safeS) before using them. It is always good practice to wear saf
ling chemicals. Follow instructions carefully. Rinse thorougrs. If you have questions about reagents or procedures, pleas
ery Installationre 2 provides an exploded view of battery installation. Loosenemove the battery compartment cover. The proper polarities ry holder. Place the four batteries provided with the instrumeated and replace the battery compartment cover. The display are version number (e.g., P 1.6) after correct battery installat
n replacing discharged batteries, always replace the completeargeable batteries are not recommended and cannot be restrument.
G
F
19
ENERAL DESCRIPTION, continued
igure 2 Battery Installation
GE
OpeAll in ital display. For the norm sample solution, a simp ral procedure. Whe ailed procedure on page age 66 for high range
1. F tion (usually u mark with sample.
2. A e reagent to the cell c This is the p
3. P with the instrument c
Note ments, place the cap w the cap to match the g y light.
20
NERAL DESCRIPTION, continued
rationstrument functions are performed using two keys and the digal operation of measuring the concentration of chlorine in thele, five-step procedure is performed as follows. This is a genen measuring actual samples for chlorine, follow the more det40 for free chlorine, page 52 for low range total chlorine or p total chlorine.
ill a clean sample cell to the 10-mL mark with the blank soluntreated sample). Fill another clean sample cell to the 10-mL
dd the contents of one pillow of the appropriate DPD chlorinontaining the sample. Cap and shake the cell for 20 seconds.repared sample.
lace the blank in the cell compartment. Cover the sample cell ap as shown in Figure 3.
: When using the instrument cap as a light shield during measureith the curved surface toward the keypad. This position will allow rooves in the instrument case to provide a good seal against stra
G
4 isplay will read: 0.00.
5 the cell holder and cover ximately 2 seconds, the ms per liter (mg/L). For
N ee of liquid or fingerprints. the instrument.
F
21
ENERAL DESCRIPTION, continued
. Press the ZERO key. After approximately 2 seconds, the d
. Place the sample cell containing the prepared sample into with the instrument cap. Press the READ key. After approdisplay will indicate the chlorine concentration in milligraexample: 1.15 on the display means 1.15 mg/L as Cl2.
ote: For accurate readings, make sure sample cells are wiped frAny liquid entering the sample cell compartment can damage
igure 3 Sample Cell Insertion
22
save you the time and s ready for use without rds on page 71 to verify
latory official or agency ill show you how to
ts. Using the factory ted.
ns. One calibration is r calibration is for the
rd solution (a sample of s to develop the color in be between 1.60 to 2.00 andard or sample must
23
CALIBRATION
The Pocket Colorimeter™ instrument is factory-calibrated toexpense required to construct your own calibration curve. It icalibration by the user. See Using Spec√™ Secondary Standaconsistent instrument operation.
The instrument also will accept a user calibration if your regurequests that you use one. The following calibration section wperform your own calibration to meet these regulatory requescalibration, however, is generally recommended when permit
User-Entered CalibrationThe instrument accepts two user-entered, two-point calibratiofor the 0 to 4.5 mg/L (high range) total chlorine test. The othe0 to 2.00 mg/L free chlorine and total chlorine tests.
To perform a user-entered calibration, make a chlorine standaknown chlorine concentration can be used). Use DPD reagentthe standard or the sample. (The chlorine concentration must mg/L Cl2.) Then the concentration of the prepared chlorine st
CA
be de trophotometer, color
By te ence between the instru ndicate the shift in res
Prep
1. S le.
2. P to a 100-mL g
3. U luted c
1 e (mL)
4. U e standard tr ed in step 3. This is calibration im e.
24
LIBRATION, continued
termined with an alternate laboratory instrument such as a specimeter, or by amperometric titration.
sting a standard before calibration, you can calculate the differment’s readings and the expected values. This difference will iults for comparable samples after the calibration is performed.
aring a Chlorine Calibration Standard Solution
nap the neck off a Chlorine Standard Solution Voluette® Ampu
ipet 2.00 mL of chlorine standard from the Voluette Ampule inraduated cylinder.
se the following formula to calculate the final volume of the dihlorine standard:
.11 x concentration of chlorine standard in Voluette ampule = final volum
sing chlorine demand-free water, dilute the 2.00 mL of chlorinansferred to the graduated cylinder to the final volume calculat the chlorine standard working solution. Use this solution for mediately—the chlorine concentration will decrease with tim
C
T of approximately 1 water and other factors, t the potential difference b ill be necessary to d standard with an a ong as the chlorine c
I
1 nsuring it is in the nge the instrument is in, ow range mode display display will show 0.1 rate the 0 to 2.00 mg/L e is used to calibrate the both the ZERO and e ZERO key and hold peat until the
25
ALIBRATION, continued
his procedure should produce a final chlorine concentration.8 mg/L Cl2. Due to possible chlorine demand in the dilutionhe concentration may actually be higher or lower. Because ofetween the theoretical and actual chlorine concentration, it wetermine the chlorine concentration of the working chlorinelternate instrument or method. You can use the standard as loncentration is between 1.60 to 2.00 mg/L Cl2.
nstrument Calibration
. Begin calibrating the Pocket Colorimeter instrument by ecorrect range you wish to calibrate. To determine which rapress the ZERO or READ key and look at the display. The lwill show 0.01 mg/L Cl2 resolution. The high range modemg/L Cl2 resolution. The low range mode is used to calibfree chlorine and total Chlorine tests. The high range mod0 to 4.5 mg/L total chlorine test. To change modes, pressREAD keys simultaneously. After one second, release ththe READ key until HI or LO appears in the display. Re
CA
in the instrument is in
2. P hem down for two s .
3. In er. Cover the s
Note le cell compartment c
4. P by 1.60.
5. F olor in 10 mL of th tandard solution.
6. U dard solution c R/2000, DR/2010, D ed into the cell h
26
LIBRATION, continued
strument displays the desired mode. Release the key when the correct mode.
ress both the ZERO and READ keys simultaneously and hold teconds. The display will show CAL, followed by a flashing 0
sert the blank (chlorine demand-free water) into the cell holdample cell with the instrument cap.
: Wipe all liquids off the sample cell. Any liquid entering the sampan damage the instrument.
ress the ZERO key. The instrument will display - - - followed
ollow the appropriate colorimetric procedure to develop the ce working standard solution. This is the prepared chlorine s
sing 10-mL sample cells, measure the prepared chlorine stanoncentration against a blank with a different instrument. The DR/3000 and DR/4000 will need the AccuVac® adapter insertolder to use the 10-mL round cell.
C
chlorine standard are he DPD chlorine etermination of the ine standard determined DPD for
the range of 1.60 to ther dilution of the riate amount so the
N es in the chlorine
7 e displayed 1.60 (1.6 for prepared chlorine olling. The display will ases the display by y tenths.
27
ALIBRATION, continued
If you use amperometric titration, two aliquots of diluted necessary. Develop the color in one 10-mL aliquot using treagents. Titrate the second aliquot using amperometric dchlorine concentration. Use the concentration of the chloramperometrically along with the standard developed withinstrument calibration.
If the prepared chlorine standard concentration is outside 2.00 mg/L Cl2 (1.6 to 2.0 mg/L for high range), make anostandard. Adjust the volume of the standard by the appropdiluted chlorine standard falls within the specified range.
ote: The following steps must be done quickly to prevent changconcentration that may affect calibration accuracy.
. Press the ZERO or READ key to change (by scrolling up) thhigh range) to the concentration value determined for the standard solution. If you scroll up past the value, keep scr“wrap around” to 1.60 again. Pressing the READ key increhundredths, pressing the ZERO key increases the display b
CA
8. P m until Std a
9. F reacted chlorine s ell.
F
In over the sample c
10. P and then display th
11. T ion to determine th exit from the c instructions on p
28
LIBRATION, continued
ress both the ZERO and READ keys simultaneously and hold theppears in the display.
or the high range calibration only, transfer at least 1 mL of the tandard solution from the 10-mL cell to a 1-cm/10-mL sample c
or the low range calibration, use the 10-mL sample cell.
sert the reacted chlorine standard solution into the cell holder. Cell with the instrument cap.
ress the READ key. The instrument will compute the calibratione value entered for the standard.
he calibration is complete. The instrument will use this calibrate displayed concentration for future sample measurements. To
alibration routine or return to the factory calibration, follow theage 30.
C
Display
- then a number
XX for low range,X for high range
i or LO
AL, then flashing 0 - then 1.60 or 1.6
—
60 then scrolls up with ystroke
dows standard ncentration.
dC
29
ALIBRATION, continued
Calibration Quick Reference
Step Keystroke
1. Turn power on. READ - -2. Determine if in high or low range
mode.ZERO X.
X.
3. Select desired range mode. ZERO & READhold READ
H
4. Select calibration mode. ZERO & READ C5. Place blank into cell holder. ZERO - -6. Determine standard concentration by
other means.—
7. Immediately scroll to concentration value.
ZERO or READ 1.ke
8. Enter standard concentration value. ZERO & READ St9. Place standard in cell holder.
Instrument exits calibration mode.READ Sh
co
To exit in middle of calibration mode: ZERO & READZERO & READ
StES
CA
ExitWhe it the calibration routi and hold them for two s ppear and remain displ nction of the press es the last comp user-entered calib entrations.
To ex s displayed, then press it automatically shuts
Ret
1. If bration, be sure the in retrieve. To retrieve a w range mode. See s instrument is in.
30
LIBRATION, continued
ing the Calibration Routinen the display flashes 0, or when Std appears in the display, exne by pressing both the ZERO and READ keys simultaneouslyeconds. The instrument exits to normal mode and ESC will aayed until ZERO or READ is pressed (this also performs the fued key) or until automatic shut-off occurs. The instrument usleted user-entered calibration or the factory calibration if no
ration has been completed to determine sample chlorine conc
it when 0 or Std are not displayed, press both keys until Std i both keys to exit. Or, let the instrument sit 10 minutes until off.
rieving the Factory Calibration
you have entered both a low and high range user-entered calistrument is in the same range mode as the range you want to
low range factory calibration, the instrument must be in the lotep 1 of Instrument Calibration to determine which mode the
C
2 d READ keys l appear in the display,
3 for two seconds. The dFL is displayed until function of the pressed
ill use the factory red samples.
31
ALIBRATION, continued
. To retrieve the factory calibration, press both the ZERO ansimultaneously and hold them for three seconds. CAL wilfollowed by a flashing 0.
. While the display is flashing, press and hold the READ keydisplay will show dFL and the calibration mode is exited.the ZERO or READ key is pressed (which also performs thekey) or until automatic shut-off occurs. The instrument wcalibration to determine chlorine concentrations of measu
32
the operator, an error essage information
rrected. Resolve error ervice Centers are listed
33
ERROR MESSAGE DISPLAY
When the instrument cannot perform the function initiated bymessage will appear in the display. Refer to the appropriate mbelow to determine what the problem is and how it can be comessages in the order that they appear on the display. Hach Son page 77.
Error Messages
1. E-1 Unstable Reading
• Verify instrument cap is correctly seated.
• Check for light blockage.
• Verify LED lights up when a key is pressed.
• Contact a Hach Service Center.
2. E-2 Low Light Error
• Check for light blockage.
• Verify LED lights up when a key is pressed.
• Contact a Hach Service Center.
ER
3. E
•••
4. E
• -4.
•5. E
• -5.
•6. E
• -6.
•
34
ROR MESSAGE DISPLAY, continued
-3 Low Battery Message
Verify batteries are installed properly.
Replace batteries.
Contact a Hach Service Center.
-4 EEPROM failure
Verify low battery message (E-3) is not displayed before E
Contact a Hach Service Center.
-5 EEPROM failure on zeroing function
Verify low battery message (E-3) is not displayed before E
Contact a Hach Service Center.
-6 EEPROM failure on calibration
Verify low battery message (E-3) is not displayed before E
Contact a Hach Service Center.
E
7
8
e instrument.
9
1
35
RROR MESSAGE DISPLAY, continued
. E-7 Improper calibration
• Verify instrument cap is correctly seated.
• Check for light blockage.
• Verify LED lights when a key is pressed.
• Verify chlorine standard was measured after zeroing.
• Contact a Hach Service Center.
. Flashing 0.00 (underrange)
• Verify instrument cap is correctly seated.
• Check zero by reading a blank. If error recurs, re-zero th
• Contact a Hach Service Center.
. Flashing 2.20 (overrange in LO range)
• Overrange - dilute and re-measure the sample.
• Check for light blockage.
0. Flashing 5.0 (overrange in HI range)
• Overrange - dilute and re-measure the sample.
• Check for light blockage.
36
ENT
e mode. For the 0 to ent should be in the low
e in the high (HI) range
d READ keys ontinue to hold the ese letters designate the e in samples.
37
POCKET COLORIMETER™ INSTRUMPROCEDURES
Before testing, make sure the instrument is in the correct rang2.00 mg/L free and low range total chlorine tests, the instrum(LO) range mode. The display will read to hundredths (0.00).
For the high range total chlorine test, the instrument should bmode. The display will show tenths (0.0).
To access the alternative range mode, press both the ZERO ansimultaneously. After one second, release the ZERO key and cREAD key until the letters HI or LO appears in the display. Thcalibration range the instrument will use to determine chlorin
38
Method 8021
or the display shows repeat the test. A slight he result by the
Wastewater.and Standard Method
39
CHLORINE, FREE (0 to 2.00 mg/L Cl2)
For water, wastewater and seawater
DPD Method* USEPA accepted for reporting**
Measuring HintsIf the sample temporarily turns yellow after reagent addition,overrange (flashing 2.20 in display), dilute a fresh sample andloss of chlorine may occur because of the dilution. Multiply tappropriate dilution factor.
* Adapted from Standard Methods for the Examination of Water and** Procedure is equivalent to USEPA method 330.5 for wastewater 4500-Cl G for drinking water.
CH
1. F10-m(the b
Note:analycannoanaly
Note:is in tpage
e the blank in the der with the d mark facing you. cover the cell with rument cap (flat uld face the back of
rument).
ipe liquid off sample
40
LORINE, FREE, continued
ill a 10-mL cell to the L line with sample lank). Cap.
Samples must be zed immediately and t be preserved for later
sis.
Be sure the instrument he low range mode. See 37.
2. Remove the instrument cap.
Note: For best results, zero the instrument and read the sample under the same lighting conditions.
3. Placcell holdiamonTightly the instside shothe inst
Note: Wcells.
C
4
Ta-
NaosRa
Fill a 10-mL cell to the mL line with sample.
41
HLORINE, FREE, continued
. Press: ZERO
he instrument will turn on nd the display will show - - then 0.00.
ote: The instrument utomatically shuts off after ne minute and the last zero is tored in memory. Press EAD to complete the nalysis.
5. Remove the cell from the cell holder.
6.10-
CH
7. ADPDPillo(the pand s20 se
Note:by un
Note:bubblsamp
cover the cell strument cap hould face the e instrument).
42
LORINE, FREE, continued
dd the contents of one Free Chlorine Powder w to the sample cell repared sample). Cap hake gently for conds.
Accuracy is not affected dissolved powder.
Shaking dissipates es that may form in les with dissolved gases.
8. Within 1 minute after adding DPD to the sample, place the prepared sample in the cell holder.
Note: A pink color will develop if chlorine is present.
Note: Wipe liquid off sample cells or damage to the instrument may occur.
9. Tightlywith the in(flat side sback of th
C
1
T-i
Nta(s
43
HLORINE, FREE, continued
0. Press: READ
he instrument will show - - followed by the results n mg/L free chlorine.
ote: If the sample temporarily urns yellow after reagent ddition, or shows overrange flashing 2.20), dilute a fresh ample and repeat the test.
CH
Usin
1. Fcell tsampCollesamp
Note:analycannoanaly
e the blank in the der, with the d mark facing you. cover the cell with rument cap (flat uld face the back of
rument).
ipe liquid off sample
44
LORINE, FREE, continued
g AccuVac® Ampuls
ill a 10-mL sample o the 10-mL line with le (the blank). Cap. ct at least 40 mL of le in a 50-mL beaker.
Samples must be zed immediately and t be preserved for later
sis.
2. Remove the instrument cap.
Note: For best results, zero the instrument and read the sample under the same lighting conditions.
Note: Be sure the instrument is in the low range mode. See page 37.
3. Placcell holdiamonTightly the instside shothe inst
Note: Wcells.
C
4
Ta-
Na1zt
uickly invert the ule several times to . Wipe off any liquid or erprints.
: A pink color will form if ine is present.
: Accuracy is not affected dissolved powder.
45
HLORINE, FREE, continued
. Press: ZERO
he instrument will turn on nd the display will show - - then 0.00.
ote: The instrument utomatically shuts off after minute and stores the last
ero in memory. Press READ o complete the analysis.
5. Fill a DPD Free Chlorine Reagent AccuVac Ampul with sample.
Note: Keep the tip immersed until the ampule fills completely.
6. Qampmixfing
Notechlor
Noteby un
CH
7. Wfillinplacein the
Note:AccuV
READ. The t will show - - -
by the results in e chlorine.
sample temporarily w after reagent shows overrange .20), dilute a fresh d repeat the test. A of chlorine may tiply the result by the tor.
46
LORINE, FREE, continued
ithin 1 minute after g the AccuVac Ampul, the prepared sample cell holder.
Wipe liquid off the ac Ampul.
8. Cover the ampule with the instrument cap.
9. Press instrumenfollowedmg/L fre
Note: If theturns yelloaddition or(flashing 2sample anslight lossoccur. Muldilution fac
C
A
S
® Ampule.
ndard to three 25-mL e 50-mL beakers.)
the procedure. Each chlorine, the exact
le standard. Check the lue.
4. Outside the United .
IS acidity as CaCO3 may i eutralize these s oxide. Determine the
47
HLORINE, FREE, continued
ccuracy Check
tandard Additions Method
a. Snap the neck off a Chlorine Standard Solution Voluette
b. Use a TenSette® pipet to add 0.1, 0.2, and 0.3 mL of stasamples. Swirl gently to mix. (For AccuVac Ampuls, us
c. Analyze a 10-mL aliquot of each sample as described in0.1 mL of standard will cause an incremental increase invalue depends on the concentration of the Voluette ampucertificate enclosed with the Voluette ampules for this va
d. If these increases do not occur, call Hach at 800-227-422States, contact the Hach office or distributor serving you
nterferencesamples containing more the 250 mg/L alkalinity or 150 mg/L
nhibit full color development, or the color may fade instantly. Namples to pH 6–7 with 1 N Sulfuric Acid or 1 N Sodium Hydr
CH
amou nt to the sample to be te
Samp higher chlorine readi g/L mono e free chlor
Brom romium may also react
To co (Cr6+), adjust the pH to 30 g/L Potassium Iodid odium Arsenite and mix. d with DPD for both lysis to obtain the accu
DPD s contain a buffer form rdness witho
48
LORINE, FREE, continued
nt required on a separate 10-mL sample. Add the same amousted. Correct for the additional volume.
les containing monochloramine will cause a gradual drift to ngs. When read within one minute of reagent addition, 3.0 mchloramine will cause an increase of less than 0.1 mg/L in thine reading.
ine, iodine, ozone, and oxidized forms of manganese and ch and read as chlorine.
mpensate for the effects of manganese (Mn4+) or chromium 6–7 as described above. To a 25-mL sample, add 3 drops ofe Solution, mix, and wait one minute. Add 3 drops of 5 g/L SIf chromium is present, allow exactly the same reaction perioanalyses. Subtract the result of this test from the original anarate chlorine concentration.
Free Chlorine Reagent Powder Pillows and AccuVac Ampululation that withstands high levels (at least 1000 mg/L) of haut interference.
C
RD Unit Cat. No.D 00/pkg ........ 21055-69
D 25/pkg ........ 25020-25
RB ... each ............ 500-41
OC
16/pkg ........ 14268-10C
. 4/pkg ........ 26353-00D 0 tests ........ 21055-29P MDB* ............ 343-32S MDB .......... 1047-32S MDB .......... 1045-32S MDB .......... 1270-32W ..... 4 L ............ 272-56
*
49HLORINE, FREE, continued
EQUIRED REAGENTSescriptionPD Free Chlorine Reagent Powder Pillows.......................... 1orPD Free Chlorine Reagent AccuVac® Ampuls ......................
EQUIRED APPARATUS (AccuVac® Ampuls)eaker, 50 mL ............................................................................
PTIONAL REAGENTShlorine Standard Solution, Voluette® Ampules, 50-75 mg/L, 10 mL................................................................hlorine Standard, secondary, Spec√™, 0.0, 0.2, 0.8 and 1.5 mg/L .......................................................PD Free Chlorine Reagent w/dispensing cap ...................... 25otassium Iodide Solution, 30 g/L ...............................100 mL odium Arsenite Solution, 5 g/L ....................................100 mLodium Hydroxide Standard Solution, 1 N....................100 mLulfuric Acid Standard Solution, 1 N.............................100 mLater, deionized .........................................................................
Marked Dropper Bottle
CH
OPTDescr Unit Cat. No.Accu ach......... 24052-00Batte /pkg......... 46743-00Caps /pkg......... 24018-12Cylin ach........... 1081-40Cylin ach........... 2172-42sensi ach......... 51700-10Pipet ach......... 19700-01Pipet /pkg......... 21856-96Samp /pkg......... 24276-06
REPInstr ach......... 46704-00Instr ach......... 46760-88
50
LORINE, FREE, continued
IONAL APPARATUSiptionVac® Snapper Kit .................................................................. eries, AAA, alkaline.............................................................. 4 for 10-mL sample cells ..................................................... 12der, graduated, 25 mL, poly .................................................. eder, graduated, 100 mL, PMP ............................................... eon™1 Basic Portable pH Meter, with electrode.................. e, TenSette®, 0.1 to 1.0 mL ..................................................... e Tips, For 19700-01 TenSette® Pipet ................................. 50le Cells, 10-mL with screw caps......................................... 6
LACEMENT PARTSument Cap/light shield............................................................ eument Manual......................................................................... e
Method 81670 mg/L Cl2)
y)**
or the display shows repeat the test. A slight he result by the
Wastewater.and Standard Method
51
CHLORINE, TOTAL, Low Range (0 to 2.0
For water, wastewater and seawater
DPD Method* USEPA accepted (powder pillows onl
Measuring HintsIf the sample temporarily turns yellow after reagent addition overrange (flashing 2.20 in display), dilute a fresh sample andloss of chlorine may occur because of the dilution. Multiply tappropriate dilution factor.
* Adapted from Standard Methods for the Examination of Water and** Procedure is equivalent to USEPA method 330.5 for wastewater 4500-Cl G for drinking water.
CH
1. F10-mCap.
Note:analycannoanaly
Note:is in tpage
t 3 minutes. During iod, proceed with 8.
pink color will form if is present.
curacy is not affected solved powder.
S MIN SECS MIN SEC
52
LORINE, TOTAL, Low Range, continued
ill a 10-mL cell to the L line with sample.
Samples must be zed immediately and t be preserved for later
sis.
Be sure the instrument he low range mode. See 37.
2. Add the contents of one DPD Total Chlorine Powder Pillow to the sample cell (the prepared sample). Cap and gently shake for 20 seconds.
Note: Gently shaking dissipates bubbles which may form in samples containing dissolved gases.
3. Waithis persteps 4–
Note: A chlorine
Note: Acby undis
HRHR
C ued
4cs
Place the blank in the l holder, with the mond mark facing you. htly cover the cell with instrument cap (flat e should face the back of instrument).
e: Wipe liquid off sample s.
53
HLORINE, TOTAL, Low Range, contin
. Fill a 10-mL sample ell to the 10-mL line with ample (the blank). Cap.
5. Remove the instrument cap.
Note: For best results, zero the instrument and read the sample under the same lighting conditions.
6.celdiaTigthesidthe
Notcell
CH
7. P
The iand t- - - f
Note:autom1 minzero ito com
3 minutes after te reaction ce the prepared the cell holder.
liquid off sample
54
LORINE, TOTAL, Low Range, continued
ress: ZERO
nstrument will turn on he display will show ollowed by 0.00.
The instrument atically shuts off after
ute and stores the last n memory. Press READ
plete the analysis.
8. Remove the cell from the cell holder.
9. Withinthe 3-minuperiod, plasample in
Note: Wipecells.
C ed
1i
55
HLORINE, TOTAL, Low Range, continu
0. Cover the cell with nstrument cap.
11. Press: READ The instrument will show - - - followed by the result in mg/L total chlorine.
Note: If the sample temporarily turns yellow after reagent addition or shows overrange (flashing 2.20), dilute a fresh sample and repeat the test. Some loss of chlorine may occur. Multiply the result by the dilution factor.
CH
Usin
1. Fcell tsampCollesamp
Note:analycannoanaly
kly invert the several times to ipe off any liquid or ints.
pink color will develop e is present.
curacy is not affected solved powder.
56
LORINE, TOTAL, Low Range, continued
g AccuVac® Ampuls
ill a 10-mL sample o the 10-mL line with le (the blank). Cap. ct at least 40 mL of le in a 50-mL beaker.
Samples must be zed immediately and t be preserved for later
sis.
2. Fill a DPD Total Chlorine Reagent AccuVac Ampul with sample (the prepared sample).
Note: Keep the tip immersed until the ampule fills completely.
Note: Be sure the instrument is in low range. See page 37.
3. Quicampulemix. Wfingerpr
Note: A if chlorin
Note: Acby undis
C ed
4ts
lace the blank in the holder with the ond mark facing you. tly cover the cell with nstrument cap (flat should face the back of nstrument).
: Wipe liquid off sample .
57
HLORINE, TOTAL, Low Range, continu
. Wait 3 minutes. During his period, proceed with teps 5–8.
5. Remove the instrument cap.
Note: For best results, zero and read the sample measurements under the same lighting conditions.
6. Pcell diamTighthe isidethe i
Notecells
HRS MIN SECHRS MIN SEC
CH
7. P
The iand t- - - t
Note:autom1 minzero ito com
the ampule with ment cap.
58
LORINE, TOTAL, Low Range, continued
ress: ZERO
nstrument will turn on he display will show hen 0.00.
The instrument atically shuts off after
ute and stores the last n memory. Press READ
plete the analysis.
8. Within 3 minutes after the 3-minute reaction period, place the prepared sample in the cell holder.
Note: Wipe liquid off sample cells.
9. Coverthe instru
C
1
T-i
Nta(sSot
59
HLORINE, TOTAL, Low Range, continued
0. Press: READ
he instrument will show - - followed by the result n mg/L total chlorine.
ote: If the sample temporarily urns yellow after reagent ddition or shows overrange flashing 2.20), dilute a fresh ample and repeat the test. ome loss of chlorine may ccur. Multiply the result by
he dilution factor.
CH
Acc
Stan
a Ampule.
b ard to three 25-mL 0-mL beakers.)
c e procedure. Each hlorine, the exact standard. Check the e.
d Outside the United
InteSamp L acidity as CaCO3 may y. Neutralize these samp ide. Determine the
60
LORINE, TOTAL, Low Range, continued
uracy Check
dard Additions Method
. Snap the neck off a Chlorine Standard Solution Voluette®
. Use a TenSette® pipet to add 0.1, 0.2, and 0.3 mL of standsamples. Swirl gently to mix. (For AccuVac Ampuls, use 5
. Analyze a 10-mL aliquot of each sample as described in th0.1 mL of standard will cause an incremental increase in cvalue depends on the concentration of the Voluette ampule certificate enclosed with the Voluette ampules for this valu
. If these increases do not occur, call Hach at 800-227-4224. States, contact the Hach office or distributor serving you.
rferencesles containing more than the 250 mg/L alkalinity or 150 mg/
inhibit full color development, or the color may fade instantlles to pH 6–7 with 1 N Sulfuric Acid or 1 N Sodium Hydrox
C d
a ount to the sample to b
B hromium may also r
T m (Cr6+), adjust the p of 30 g/L Potassium I Sodium Arsenite and m riod with DPD for b nalysis to obtain the a
D puls contain a buffer f hardness w
61
HLORINE, TOTAL, Low Range, continue
mount required on a separate 10-mL sample. Add the same ame tested. Correct for the additional volume.
romine, iodine, ozone and oxidized forms of manganese and ceact and read as chlorine.
o compensate for the effects of manganese (Mn4+) or chromiuH to 6–7 as described above. To a 25-mL sample, add 3 dropsodide Solution, mix, and wait one minute. Add 3 drops of 5 g/Lix. If chromium is present, allow exactly the same reaction pe
oth analyses. Subtract the result of this test from the original accurate chlorine concentration.
PD Total Chlorine Reagent Powder Pillows and AccuVac Amormulation that withstands high levels (at least 1000 mg/L) of ithout interference.
CH
REQDescr it Cat. No.DPD kg......... 21056-69
DPD kg......... 25030-25
REQBeak ch............. 500-41
OPTChlo
Am kg......... 14268-10Chlo
0.0 et......... 26353-00DPD ts......... 21056-29Potas *............. 343-32Sodi B........... 1047-32Sodi B........... 1045-32Sulfu B........... 1270-32Wate L............. 272-56
* Ma
62
LORINE, TOTAL, Low Range, continued
UIRED REAGENTSiption Un Total Chlorine Reagent Powder Pillows ......................... 100/p
or Total Chlorine Reagent AccuVac® Ampuls...................... 25/p
UIRED APPARATUS (AccuVac® Ampuls)er, 50 mL................................................................................ ea
IONAL REAGENTSrine Standard Solution Voluette® pules, 50-75 mg/L, 10 mL................................................ 16/p
rine Standards, secondary, Specê, , 0.2, 0.8, and 1.5 mg/L .........................................................4/s Total Chlorine Reagent w/dispensing cap ..................... 250 tessium Iodide Solution, 30 g/L................................100 mL MDB
um Arsenite Solution, 5 g/L ....................................100 mL MDum Hydroxide Standard Solution, 1 N ....................100 mL MDric Acid Standard Solution, 1 N .............................100 mL MDr, deionized ..............................................................................4
rked Dropper Bottle
C ued
OD Unit Cat. No.A ...... each ........ 24052-00B .... 4/pkg ........ 46743-00C .. 12/pkg ........ 24018-12C ...... each .......... 1081-40C ...... each .......... 2172-42s ...... each ........ 51700-10P ...... each ........ 19700-01P .. 50/pkg ........ 21856-96S .... 6/pkg ........ 24276-06
RI ...... each ........ 46704-00I ...... each ........ 46760-88
63
HLORINE, TOTAL, Low Range, contin
PTIONAL APPARATUSescriptionccuVac® Snapper Kit ............................................................atteries, AAA, alkaline..........................................................aps for 10-mL sample cells ...................................................ylinder, graduated, 25 mL, poly............................................ylinder, graduated, 100 mL, PMP.........................................
ension™1 Basic Portable pH Meter, with electrode ...........ipet, TenSette®, 0.1 to 1.0 mL...............................................ipet Tips, For 19700-01 TenSette®........................................ample Cells, 10-mL with screw caps.....................................
EPLACEMENT PARTSnstrument Cap/light shield .....................................................nstrument Manual...................................................................
64
Method 81675 mg/L Cl2)
or the display shows repeat the test. A slight he result by the
Wastewater.and Standard Method
65
CHLORINE, TOTAL, High Range (0 to 4.
For water, wastewater and seawater
DPD Method* USEPA accepted**
Measuring HintsIf the sample temporarily turns yellow after reagent addition overrange (flashing 5.0 in display), dilute a fresh sample and loss of chlorine may occur because of the dilution. Multiply tappropriate dilution factor.
* Adapted from Standard Methods for the Examination of Water and** Procedure is equivalent to USEPA method 330.5 for wastewater 4500-Cl G for drinking water.
CH
1. Fto thesamp
Note:analycannoanaly
Note:is in tpage
t 3 minutes. During iod, proceed with 8.
pink color will develop e is present.
curacy is not affected solved powder.
S MIN SECS MIN SEC
66
LORINE, TOTAL, High Range, continued
ill a 1-cm/10-mL cell 10-mL line with le.
Samples must be zed immediately and t be preserved for later
sis.
Be sure the instrument he high range mode. See 37.
2. Add the contents of two DPD Total Chlorine Powder Pillows to the sample cell (the prepared sample). Cap the cell and shake gently for 20 seconds.
Note: Shaking gently dissipates bubbles which may form in samples containing dissolved gases.
3. Waithis persteps 4–
Note: A if chlorin
Note: Acby undis
HRHR
C
41t(
s: ZERO
trument will turn on display will show owed by 0.0.
gh range displays only mg/L.
e instrument cally shuts off after . If this occurs, the last tored in memory. AD to complete the
67
HLORINE, TOTAL, High Range, continued
. Fill another -cm/10-mL sample cell to he 10-mL line with sample the blank). Cap.
5. Place the blank into the cell holder, with the diamond mark facing you and the tab to the side. Tightly cover the cell with the instrument cap (flat side should face the back of the instrument).
Note: Wipe liquid off sample cells.
6. Pres
The insand the- - - foll
Note: Hito tenths
Note: Thautomati1 minutezero is sPress REanalysis.
CH
7. Wafterplacestep
Note:cells.
AD
ent will show by the results rine (Cl2).
mple temporarily fter reagent ows overrange dilute a fresh peat the test. A hlorine may the result by the
68
LORINE, TOTAL, High Range, continued
ithin three minutes the 3-minute period, the sample cell from
2 into the cell holder.
Wipe liquid off sample
8. Tightly cover the cell with the instrument cap (flat side should face the back of the instrument).
9. Press: RE
The instrum- - - followedin mg/L chlo
Note: If the saturns yellow aaddition or sh(flashing 5.0),sample and reslight loss of coccur. Multiplydilution factor.
C
AS
RD Unit Cat. No.D /pkg ........ 21056-69
D /pkg ........ 25030-25
RB ach ............ 500-41
OC
/pkg ........ 14268-10D tests ........ 21056-29P B* ............ 343-32S DB .......... 1047-32S DB .......... 1045-32S DB .......... 1270-32W . 4 L ............ 272-56
*
69HLORINE, TOTAL, High Range, continued
ccuracy Check and Interferencesee page 60.
EQUIRED REAGENTSescriptionPD Total Chlorine Reagent Powder Pillows......................... 100orPD Total Chlorine Reagent AccuVac® Ampuls ..................... 25
EQUIRED APPARATUSeaker, 50 mL ............................................................................... e
PTIONAL REAGENTShlorine Standard Solution Voluette® Ampules, 50-75 mg/L, 10 mL ............................................... 16PD Free Chlorine Reagent w/dispensing cap ...................... 250 otassium Iodide Solution, 30 g/L ...............................100 mL MDodium Arsenite Solution, 5 g/L ....................................100 mL Modium Hydroxide Standard Solution, 1 N....................100 mL Mulfuric Acid Standard Solution, 1 N.............................100 mL Mater, deionized .............................................................................
Marked Dropper Bottle
CH
OPTDescr UnitCat. No.Accu ach......... 24052-00Batte /pkg......... 46743-00Caps /pkg......... 24018-12Cylin ach........... 1081-40Cylin ach........... 2172-42sensi ach......... 51700-10Pipet ach......... 19700-01Pipet /pkg......... 21856-96Samp /pkg......... 24276-06
REPCap ach......... 52626-00Instr ach......... 46704-00Instr ach......... 46760-88Samp ach......... 41658-02
70
LORINE, TOTAL, High Range, continued
IONAL APPARATUSiptionVac® Snapper Kit .................................................................. eries, AAA, alkaline.............................................................. 4 for 10-mL sample cells ..................................................... 12der, graduated, 25 mL, poly .................................................. eder, graduated, 100 mL, PMP ............................................... eon™1 Basic Portable pH Meter, with electrode.................. e, TenSette®, 0.1 to 1.0 mL ..................................................... e Tips, For 19700-01 TenSette®.......................................... 50le Cells, 10-mL with screw caps......................................... 6
LACEMENT PARTSfor 1-cm/10 mL sample cell ................................................... eument Cap/light shield............................................................ eument Manual......................................................................... ele Cells, 1-cm/10-mL............................................................ e
RDS
e repeatability of the e Spec√ standards are to ensure the instrument
the accuracy of the test nts is required to verify ec√ Standards should analysis lists the
LO) range mode. See
ent mark facing the
71
USING Specê SECONDARY STANDA
Spec√ Secondary Standards are available to quickly check thPocket Colorimeter™ instrument. After initial readings for thcollected, the standards can be re-checked as often as desired is working consistently.
The standards do not ensure reagent quality nor do they ensureresults. Analysis of real standard solutions using the kit reagethe accuracy of the entire Pocket Colorimeter system. The SpNEVER be used to calibrate the instrument. The certificate ofexpected value and tolerance for each Spec√ Standard.
Note: Before proceeding, make sure the instrument is in the low (page 37.
Using the Spec√ Standards
1. Place the Spec√ blank into the cell holder with the alignmkeypad. Tightly cover the cell with the instrument cap.
2. Press ZERO. The display will show 0.00.
USI S, continued
3. P l with the in
4. P
5. R
6. C strument is re cord them for c
Note e Spec√ Standards will n
72
NG Specê SECONDARY STANDARD
lace the STD 1 cell into the cell holder. Tightly cover the celstrument cap.
ress READ. Record the concentration reading.
epeat steps 3 and 4 with cells labeled STD 2 and STD 3.
ompare these readings with previous readings to verify the inturning consistent readings. (If these are the first readings, re
omparison with later readings.)
: If the instrument is user-calibrated, initial standard readings of theed to be read again when using the user calibration.
73
Hach Company, customer service is an ortant part of every product we make.
th that in mind, we have compiled the lowing information for your convenience.
ERAL INFORMATION
At imp
Wifol
GEN
74
o 80539-0389 U.S.A.ation by E-mail:
are eager to answer rders. Specialists in for you.
number
r
n or model number
75
HOW TO ORDER
By Telephone: By Mail:6:30 a.m. to 5:00 p.m. MST Hach CompanyMonday through Friday P.O. Box 389(800) 227-HACH (800-227-4224) Loveland, ColoradBy FAX: For order inform(970) 669-2932 (Hach Loveland) [email protected]
Information Required:
Technical and Customer Service (USA only)Hach Technical and Customer Service Department personnelquestions about our products and their use and to take your oanalytical methods, they are happy to put their talents to workCall 1-800-227-4224 or E-mail [email protected].
• Hach account number (if available) • Purchase order
• Billing address • Catalog numbe
• Shipping address • Brief descriptio
• Your name and phone number • Quantity
HO
InteHach o locate the repre l (970) 669-3050.
In CHachTelep
76
W TO ORDER, continued
rnational Customers maintains a worldwide network of dealers and distributors. Tsentative nearest you, send E-mail to intl@hach. com or cal
anada Sales & Service Canada Ltd., Manitoba, Canadahone: (204) 632-5589; FAX: (204) 694-5134
sending any items ur location.
ice Canada Ltd.t, Unit 34ba R3H 0X4anada only)32-559834ach.comle East, Africa:
c/ombH
rf, Germany]211.52.88.052.88.231
77
REPAIR SERVICE
Authorization must be obtained from Hach Company before for repair. Please contact the Hach Service Center serving yoIn the United States: Canada:Hach Company Hach Sales & Serv100 Dayton Avenue 1313 Border StreeAmes, Iowa 50010 Winnipeg, Manito(800) 227-4224 (USA only) (800) 665-7635 (CFAX: (515) 232-3835 Telephone: (204) 6
FAX: (204) 694-51E-mail: canada@h
Latin America, Caribbean, Africa, Europe, the MiddFar East, Indian Subcontinent: or MediterraneanHach Company World Headquarters HACH Company, P.O. Box 389 Dr. Bruno Lange GLoveland, Colorado 80539-0389 U.S.A. Willstätterstr. 11Telephone: (970) 669-3050 D-40549 DüsseldoFAX: (970) 669-2932 Telephone: +49/[0E-mail: intl@hach. com. FAX: +49/[0]211.
ship for two years
S WILL CONFORM UYER. EXCEPT AS
ES NO WARRANTY ACH EXPRESSLY OT LIMITED TO ANY R PURPOSE.
nonconforming SIVE REMEDY FOR
R ANY INCIDENTAL Y WARRANTY, .
in the United States.
the best of our
est a copy of our ice Department.
78
WARRANTYHach warrants most products against defective materials or workmanfrom the date of shipment.HACH WARRANTS TO THE ORIGINAL BUYER THAT HACH PRODUCTTO ANY EXPRESS WRITTEN WARRANTY GIVEN BY HACH TO THE BEXPRESSLY SET FORTH IN THE PRECEDING SENTENCE, HACH MAKOF ANY KIND WHATSOEVER WITH RESPECT TO ANY PRODUCTS. HDISCLAIMS ANY WARRANTIES IMPLIED BY LAW, INCLUDING BUT NWARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULA
LIMITATION OF REMEDIES: Hach shall, at its option, replace or repairproducts or refund all amounts paid by the buyer. THIS IS THE EXCLUANY BREACH OF WARRANTY.
LIMITATION OF DAMAGES: IN NO EVENT SHALL HACH BE LIABLE FOOR CONSEQUENTIAL DAMAGES OF ANY KIND FOR BREACH OF ANNEGLIGENCE, ON THE BASIS OF STRICT LIABILITY, OR OTHERWISE
This warranty applies only to Hach products purchased and delivered
Catalog descriptions, pictures and specifications, although accurate toknowledge, are not a guarantee or warranty.
For a complete description of Hach Company’s warranty policy, requTerms and Conditions of Sale for U.S. Sales from our Customer Serv
79
HACH COMPANYWORLD HEADQUARTERSP.O. Box 389Loveland, Colorado 80539-0389Telephone: (970) 669-3050FAX: (970) 669-2932
FOR TECHNICAL ASSISTANCE, PRICE INFORMATION AND ORDERING:Call 800-227-4224
Contact the HACH office or distributor serving you.www.hach.com [email protected]
In the U.S.A. -Outside the U.S.A. -On the Worldwide Web - ; E-mail -
toll-free