food grade (cas no:13943 58 3) yellow prussiate of potash trihydrate factory
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- Supplier: Tianjin Top Global Co. Ltd. [Tianjin China]Tianjin
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Product Overview
Description
food grade (cas no:13943-58-3) yellow prussiate of potash trihydrate factory
Product Description
1.Commodity: potassium ferrocyanide
2.Properties:
Molecular Formula: K4Fe(CN)6.3H2O
Molecular Weight: 422.39
Property: yellow crystal, soluble in water
Standard: HG/T 2963-1999 Technical grade
GB1899-84 Food grade
3.Specifications:
|
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 |
4.Applications:
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.
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