Potassium FerrocyanideCAS: 13943-58-3Molecular Formula: K4Fe(CN)6.3H2OMolecular Weight: 422.39Property: yellow crystal, soluble in waterUses: used in pigment, pharmaceutical, steel and carbonization industry etc.Package and Specification: plastic woven bag, 25kg/bag.Standard: HG/T 2963-1999(industrial grade)GB1899-84(Food grade)  Index:Index name Index  Excellent-grade  First-grade   Food gradeContent % ≥   99.00                       98.50 99.00Chloride % ≤                 0.30 0.40 0.30Water-insoluble Matter % ≤   0.02 0.03 0,01Moisture % ≤       1.50 2.50 0.50Arsenic(As)% ≤                                   0.0001Cyanide(CN)% ≤                    0.001