Brij(R) 35 30 Percent (w/v) Solution size:1 LT 20% RESIDUE AFTER EVAPORATION 5

20% RESIDUE AFTER EVAPORATION 5 ppm CHLORIDE (Cl) 3 ppm PHOSPHATE (PO[@4@]) 1 ppm ARSENIC AND ANTIMONY 10 ppb ALUMINUM 100 ppb BORON 100 ppb CALCIUM (Ca) 100 ppb CHROMIUM (Cr) 100 ppb COPPER (Cu) 100 ppb GOLD 100 ppb IRON (Fe) 100 ppb LEAD (Pb) 100 ppb MAGNESIUM (Mg) 100 ppb MANGANESE (Mn) 100 ppb NICKEL (Ni) 100 ppb POTASSIUM (K) 100 ppb SODIUM (Na) 100 ppb TIN (Sn) 100 ppb TITANIUM (Ti) 100 ppb ZINC (Zn) 100 ppb PARTICULATE COUNT (=/> 1

40% SULFATE 0

Test Specification Min Max ASSAY 95% CALCIUM (Ca) 0

01% SULFIDE (S) 0

Brij(R) 35 30 Percent (w/v) Solution size:1 LT 20% RESIDUE AFTER EVAPORATION 5Test Specification Min Max APPEARANCE EXPIRATION DATE MANUFACTURE DATE