TECHNICAL DATA PROPERTIES OF DELTA PEARL ™ DELTA PEARL Delta Pearl ™ is a clean, white sand produced by Shale Support for both frac and industrial applications. Our state-of-the-art quality control process ensures Delta Pearl ™ has one of the lowest turbidity levels available on the market today, greatly reducing dust in every application. Our proppant line meets or exceeds ISO 13503-2 and API RP 19C specifications. Shale Support 105 Street A Picayune, MS 39466 601.798.7821 | [email protected] MESH SIZE BULK DENSITY g/cm3 BULK DENSITY lb/ft3 KRUMBEIN ROUNDESS KRUMBEIN SPHERICITY ACID SOLUBILITY TURBIDITY (FTU) CRUSH 20/40 1.52 94.8 0.7 0.8 <3.0% <9 5K 30/50 1.47 91.71 0.7 0.7 <2.0% <9 6K 40/70 1.43 89.22 0.7 0.7 <2.0% <9 7K ™