| ≥1 piece |
Chemical Name: Dipotassium hydrogen phosphate (food additive)
Molecular Formula: K 2 HPO 4
Molecular Weight: 174.18
Properties: Colourles or white monocline crystalline granule powder. Earily deliquescence, easily soluble in water, insolube in ethabol. PH 9 in 1% aqueous solution.
Specifications:
| Item | FCC-1997 | |
| Assay(dried),≥ | 98.0% | |
| Ar(GT-3); 1g/1ml sample liquid≤ | 3mg/kg | |
| Fluoride,≤ | 10mg/kg | |
| Heavy Metal(Pb),≤ | 0.0015% | |
| Insol. in water,≤ | 0.2% | |
| Pb(GT-18-3; sample 10g)≤ | 2mg/kg | |
| Drying Loss: | K 2 HPO 4 (105??,4h)≤ | 2.0% |
| K 2 HPO 4 .3H 2 O(200??,4h)≤ | 20.0-30.0% | |
Use: In food processing industry, it is used as buffer, chelate agent, stabilizer emulsifier.