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salt anti-agglomerating E536 potassium iron cyanide
1.Physical and chemical informaion for potassium ferrocyanide
Commodity: tech grade potassium ferrocyanide
Purity: 99% min
Appearance: yellow crystal
CAS NO.: 13943-58-3
Molecular formulate : C6FeK4N6
Molecular weight: 368.345
2. Index of potassium ferrocyanide
Items | Specifications | ||
Tech / Industry Grade | Food Grade | E536 / FCC | |
Purity [K4Fe(CN )6 . 3H2O] % ≥ | 99.0 | 99.0 | 99.0 |
Chloride [ Cl- ] % ≤ | 0.20 | 0.20 | 0.10 |
Water insoluble matter % ≤ | 0.01 | 0.01 | 0.01 |
Moisture % ≤ | 0.50 | 0.30 | 0.10 |
Sodium [ Na+ ] % ≤ | 0.30 | 0.20 | 0.10 |
| Hexacyanoferrate (Ⅲ) acid salt %≤ | Passed | pass test | |
Cyanide [ CN- ] % ≤ |
| Passed | pass test |
Arsenic [ As ] % ≤ | 0.0001 |
| |
| Sulphate [ SO42- ] % ≤ | 0.10 | ||
Lead [ Pb ] % ≤ | 0.0005 | ||
3.Potassium ferrocyanide application
1) Food grade is mainly used as food additive, such as: anti-caking agent in table salt or used to remove heavy metal ions (iron, copper, zinc, etc. ) from wine, soy protein
2)Industry grade is mainly used to produce iron blue and potassium ferricyanide, or used in paint, printing ink, coloring matter, leather industry, pharmacy, heat treatment of metal, metallurgy and other industries.
3) Chemical reagent (Extra Pure) grade is mainly used in high-tech fields such as microelectronics, aerospace.
4)Pharmaceutical industry is used as flocculant, can achieve the ideal in the process, improve the quality of medicines.
4. Potassium ferrocyanide Package :
25kg net packed in kraft bag
25mt/20"FCL without pallets.





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