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5 ppb TUNGSTEN 0
02% IRON (Fe) 0
01% SULFATE TO PASS TEST AMMONIUM SALTS TO PASS TEST ELEMENTAL IMPURITIES AS REPORTED IDENTIFICATION TO PASS TEST EXPIRATION DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST
4180 - 14210
Ferrous Sulfate Heptahydrate Crystal Reagent ACS Sunscreen Cosmetic Chemicals 5 ppb TUNGSTEN 0Test Specification Min Max ASSAY (FeSO[@4@][ 7H[@2@]O) 99. 00% INSOLUBLE MATTER 0. 01% CHLORIDE (Cl) 0. 00% PHOSPHATE (PO[@4@]) 0. 00% CALCIUM (Ca) 0. 01% COPPER (Cu) 0. 01% MAGNESIUM (Mg) 0. 00% MANGANESE (Mn) 0. 05% POTASSIUM (K) 0. 00% SODIUM (Na) 0. 02% ZINC (Zn) 0. 01% FERRIC IRON (Fe+) 0. 10% IDENTIFICATION TO PASS TEST TO PASS TEST EXPIRATION DATE
