Ferrous Ammonium Sulfate Hexahydrate Crystal Reagent ACS size:500 GM 5 % COLOR OF A

5 % COLOR OF A 4% SOLUTION TO PASS TEST TO PASS TEST IDENTIFICATION TO PASS TEST TO PASS TEST COMPLETENESS OF SOLUTION TO PASS TEST TO PASS TEST SOLUBILITY IN ALCOHOL TO PASS TEST TO PASS TEST pH OF 3

Test Specification Min Max ASSAY (CeO[@2@]) 95% 95% CHLORIDE (Cl) 0

Test Specification Min Max ASSAY (C[@3@]H[@7@]NO[@2@]S

00% pH (10% AQUEOUS) 4

05% WATER 0

Ferrous Ammonium Sulfate Hexahydrate Crystal Reagent ACS size:500 GM 5 % COLOR OF ATest Specification Min Max ASSAY [Fe(NH[@4@])[@2@](SO[@4@])[@2@]. 6H O] 98. 5 101. 5 % 98. 5 101. 5 % INSOLUBLE MATTER 0. 01% PHOSPHATE (PO[@4@]) 0. 00% CALCIUM (Ca) 0. 01% COPPER (Cu) 0. 00% MAGNESIUM (Mg) 0. 00% MANGANESE (Mn) 0. 01% POTASSIUM (K) 0. 00% SODIUM (Na) 0. 02% ZINC (Zn) 0. 00% FERRIC IRON (Fe [d) 0. 01%