Sodium Metabisulfite Anhydrous Granular Reagent ACS Dithietanes in alcohol) 60 SOLUBILITY IN

in alcohol) 60 SOLUBILITY IN HCl TO PASS TEST TO PASS TEST COLOR OF HCl SOLUTION TO PASS TEST TO PASS TEST RESIDUE AFTER IGNITION 0

Test Specification Min Max BARIUM CALCIUM (Ca) MOLYBDENUM (Mo) SODIUM (Na) MAGNESIUM (Mg) POTASSIUM (K) EXPIRATION DATE

30% RESIDUE AFTER IGNITION 0

Test Specification Min Max MELTING POINT 132 - 134 C 132 - 134 C

00% SPECIFIC ROTATION -1

Sodium Metabisulfite Anhydrous Granular Reagent ACS Dithietanes in alcohol) 60 SOLUBILITY INTest Specification Min Max ASSAY (Na[@2@]S[@2@]O[@5@]) 97. 00% INSOLUBLE MATTER 0. 01% CHLORIDE (Cl) 0. 05% THIOSULFATE (S[@2@]O[@3@]) 0. 05% HEAVY METALS (as Pb) 0. 00% IRON (Fe) 0. 00% EXPIRATION DATE