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Learning Activity
10 (Group 6)EXTRACTION AND IDENTIICATION O !OLATILE OIL" RO#TANGLAD LEA!E"
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Data$
%eig&t o' ap*e+
%eig&t o' epty a,er ,ott*e+
%eig&t o' a,er ,ott*e - vo*ati*e oi*+
%eig&t o' vo*ati*e oi*+
. o' !o*ati*e oi*+
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Ca*cu*ation$
.
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I/entication Tet 'or !o*ati*e Oi*
1 Co*or2 o/or an/ tate o' t&e Tang*a/ oi*
Co*or+
O/or+
Tate+
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"o*u,i*ity Tet
"o*vent ue/$
%ater+
A*co&o*+
Et&er+
C&*oro'or+
Acetone+
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"tain Tet
Tang*a/+
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Re'ractive in/e3 o' Tang*a/ Oi* (T&eoretica* !a*ue)+ 1450+14786 at roo teperature
"pecic gravity o' Tang*a/ Oi* (T&eoretica* !a*ue)+ 059:+ 0576at roo teperature
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Learning Eva*uation
1 Give t&e p&araceutica* ue o' vo*ati*e oi* in
genera*
+ !o*ati*e oi* are ue/ in e/icine a tiu*ant2corrective2 an/ carinative2 an/ 'or purpoe o';avoring
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: %&y &ou*/ vo*ati*e oi* ,e tore/ in a coo*2 /ryp*ace an/ tig&t*y toppere/2 pre'era,*y 'u** in a,er
g*a containeri** on*y eat a>ay t&e container
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8 %&at are t&e /i?erent et&o/ o' o,taining vo*ati*eoi* an/ in >&at type o' p*ant ap*e are t&ey
app*ica,*e >i** you /eterine t&e purity an/ ua*ity o' t&evo*ati*e oi* o,taine/ 'ro t&e a,ove proce/ureater y a//ing an&y/rou o/iuu*'ate 2 t&e oi*+>ater i3ture >i** ,e eparate/ ,ecauet&e o/iu u*'ate >i** a,or, t&e >ater an/ *et t&e oi*pa T&e >ater in oi* caue t&e tur,i/ity
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9 %&at &appen i' t&e content o' t&e ;aF i **e/rapi/*y /uring t&e /iti**ation*y I't&e pot i not 'u** enoug&2 t&ere >i** ,e a *arge &o*/upvo*ue an/ *o o' ap*e o*/up vo*ue i t&e
aount o' vapor in t&e ;aF an/ &ea/ a*ong >it& t&e*iui/ reuire/ to >et t&e inner >a** o' t&e apparatu
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5 Give t&e e/icina* ue o' Tang*a/ oi*
+T&e oi* o' t&e Tang*a/ i ue/ a &er,a* e/icine 'ogatrointetina* pro,*e toac&ac&e2 /iarr&ea2 ,o>epa2 voiting2 'ever2 t&e ;u2 an/ &ea/ac&e
+Tang*a/ &a natura* anti+icro,ia* propertie2 i aantieptic2 uita,*e 'or ue on variou type o' Fin in'ectionuua**y a a >a& or copre2 an/ i epecia**y e?ective oring>or2 in'ecte/ ore Acne an/ at&*ete 'oot
+A*o2 it i ue'u* >it& repiratory in'ection uc& a ort&roat2 *aryngiti an/ 'ever an/ &e*p prevent prea/ing o
in'ectiou /ieae
