Molecular formula: KH2PO4
Molecular weight: 136.09
Character: achromaticity single oblique crystal serial or white crystal Powder. Comparative density 2.338, melting point 252. 60 degree, resolvable in water, but not in ethanol, it features absorption of moisture. When heated to 400 degree, it will be polymeriyation into potassium metaphosphate.
Purpose: It is used in biology products, Bacteria culture medium in ferment industry medicine and ferment industry , condiment for systhetic alcohol, culture medium and neutrient of antibiotic in medicine industry animalcule . In food industry , it is used at heating food, additives for meat food, quality improvement agents . The raw material for producing potassium acid pyrophosphate.
Quality Standard:
Index | Industrial Grade HG2321-92 | Food Grade (liquid) Q/KSJ-Company Standard |
Content(KH2PO4)%≥ | 98 | 98 |
Water%≤ | 2.5 | - |
Water insoluble% ≤ | 0.2 | 0.2 |
Arsenic(AS)%≤ | —— | 0.0003 |
Heavy Metal(Pb2+) % ≤ | —— | 0.0015 |
PH | 4.3-4.7 | 4.2-4.6 |
Fcl % ≤ | 0.20 | - |
Loss on dryin % ≤ | - | 1.0 |
Fluoride (F) % ≤ | - | 0.001 |
Packaging: Industry Grade: Plastic bag liner, and plastic weaving bag outcoat 50kg/ bags;