Zinc Sulfate Heptahydrate Crystal Reagent ACS Emulsifying Agent Excipients APPEARANCE

APPEARANCE

00% HEAVY METALS (as Pb) 5 mg/kg IODIDE OR BROMIDE TO PASS TEST TO PASS TEST SODIUM (Na) TO PASS TEST TO PASS TEST IDENTIFICATION TO PASS TEST TO PASS TEST EXPIRATION DATE DATE OF MANUFACTURE APPEARANCE

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

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

Zinc Sulfate Heptahydrate Crystal Reagent ACS Emulsifying Agent Excipients APPEARANCETest 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%