- Chemicals
TKPP（Tetra Potassium Pyrophosphate）
Introduction:
Chemical formula: K4P2O7
Molecular weight: 448.35
CAS Number: 13845-36-8
EINECS No.: 237-574-9
H.S. Code: 28353990
Property: white powder or mass, specific gravity: 2.534, M.P.: 1109; Soluble in water, insoluble in ethanol and its aqueous solution is alkali. Solubility(25): 187g/100g water; PH (1% aqueoussolution): 10.2; It has the same properties as other condensed phosphate.
Product Details
Specifications：
NO. | SPECIFICATIONS | TECH GRADE |
1 | Main Content (K4P2O7) % ≥ | 95.0 |
2 | Potassium Oxide, K2O % ≤ | 56.0 |
3 | Phosphorus Pentoxide, P2O5 % ≤ | 42.0 |
4 | Iron, as Fe % ≤ | 0.01 |
5 | PH(1% water solution) | 10.0-11.0 |
6 | Arsenic (As) % ≤ | 0.0003 |
7 | Lead (Pb) % ≤ | 0.0004 |
8 | Heavy Metals, as Pb % ≤ | 0.001 |
9 | Water Insoluble % ≤ | 0.1 |
Uses: Used for emulsifiers, tissue improvers, chelating agents are used in food industry. They are also used as raw materials for preparing alkaline water for pasta products. They are usually used in combination with other condensed phosphates. It mainly applied to electroplating without cyanate, industrial or household detergents; It can used as a buffering reagent as well as stabilizer for hydrogen peroxide; It can also be used as dispersion agent for ceramic, clay, latex and pigments etc.
Packing: Plastic woven bag. Net weight 25 Kg, 50Kg, 1000Kg , store at a cool, dry and well ventilated place.
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