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Potassium hexacyanoferrate
Molecular formula K4[Fe(CN)6].3H2O
Molecular weight 422.39
CAS    NO 13943-58-3
Characters Yellow crystal or grain
Use Used to test copper, zinc, protein, etc.
Specification Analytically pure , chemically pure
Executive standard GB/T 1273-1988.
Technical index
Name
Analytically pure (%)
Chemically pure(%)
Content
≥99.5
≥98.5
Water undissolved substance
≤0.005
≤0.01
Chloride(Cl)
≤0.005
≤0.02
Sulfate(SO4)
≤0.005
≤0.01
Natrium(Na)
≤0.02
Packing 500kg for bottle packing40kg for pail packing, 25kg for paper plastic packing.
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