Ferric Ammonium Sulfate Dodecahydrate Crystal Reagent ACS Anionic Surfactants 5 % HYDROXYL VALUE 90

5 % HYDROXYL VALUE 90 - 107 90 - 107 SAPONIFICATION VALUE 41 - 52 41 - 52 ACID VALUE 2 LEAD 2 mg/kg RESIDUE ON IGNITION 0

5 EXPIRATION DATE

[a] 20D +5

Test Specification Min Max ASSAY [NH[@4@]Fe(SO[@4@])[@2@][-12H[@2@]O] 98

Ferric Ammonium Sulfate Dodecahydrate Crystal Reagent ACS Anionic Surfactants 5 % HYDROXYL VALUE 90Test Specification Min Max ASSAY [NH[@4@]Fe(SO[@4@])[@2@][ 12H[@2@]O] 98. 5 102. 0 % 98. 5 102. 0 % INSOLUBLE MATTER 0. 01% CHLORIDE (Cl) 0. 00% NITRATE (NO[@3@]) 0. 01% CALCIUM (Ca) 0. 01% COPPER (Cu) 0. 00% MAGNESIUM (Mg) 0. 01% POTASSIUM (K) 0. 01% SODIUM (Na) 0. 02% ZINC (Zn) 0. 00% FERROUS IRON (Fe [d) TO PASS TEST(lim TO PASS TEST(lim