Potassium Ferrocyanide
Molecular Formula: K₄Fe(CN)₆.3H₂O
Molecular Weight: 422.39
CAS Number: 13943-58-3
EINECS Number: 237-722-2
Appearance: yellow crystal, soluble in water
Purity (Calculate on dry): 99.0% min
Chloride: 0.30% max
Insoluble Matter in water: 0.01% max
Moisture: 0.5% max
Arsenic (As): 0.0001% max
Cyanide (CN): 0.001% max