Zinc Sulfate Heptahydrate Crystal Reagent ACS Emulsifying Agent Excipients 90% SOLUBILITY IN WATER TO

90% SOLUBILITY IN WATER TO PASS TEST TO PASS TEST ULTRAVIOLET ABSORBANCE TO PASS TEST TO PASS TEST COLOR (APHA) 10 RESIDUE AFTER EVAPORATION 1 ppm TITRABLE ACID 0

09 VISCOSITY @ 25

Test Specification Min Max ASSAY (P[@2@]O[@5@]) 66

00% ELEMENTAL IMPURITIES AS REPORTED AS REPORTED MICROBIAL LIMITS: TOTAL PLATE COUNT 1000/g ESCHERICHIA COLI NEGATIVE NEGATIVE SALMONELLA NEGATIVE NEGATIVE IDENTIFICATION TO PASS TEST TO PASS TEST EXPIRATION DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST TO PASS TEST

Zinc Sulfate Heptahydrate Crystal Reagent ACS Emulsifying Agent Excipients 90% SOLUBILITY IN WATER TOTest Specification Min Max ASSAY (ZnSO[@4@]. 7H[@2@]O) 99. 0 103. 0 % 99. 0 103. 0 % pH OF A 5% SOLUTION @ 25[dC 4. 4 6. 0 4. 4 6. 0 INSOLUBLE MATTER 0. 01% CHLORIDE (Cl) 5 ppm NITRATE (NO[@3@]) 0. 00% AMMONIUM (NH[@4@]) 0. 00% CALCIUM (Ca) 0. 01% IRON (Fe) 0. 00% LEAD (Pb) 0. 00% MAGNESIUM (Mg) 0. 01% MANGANESE (Mn) 3 ppm POTASSIUM (K) 0. 01% SODIUM (Na) 0. 05%