1.Chemical name: Ammonium dihydrogent Phosphate
2.Molecular formula: NH4H2PO4
3.Molecula weight:115.02
4.Cas NO:7722-76-1
5.Character: It is colorless crystal or white crystalline powder, tasteless.It can lose about 8% of ammonia in air,1g ammonium dihydrogen phosphate could be dissolved in about 2.5ml water. Aqueous solubiont is acidic(Ph value of 0.2mol/l aqueous solution is 4.2) it 's slightly soluble in enthanol, insoluble in acetone, Melting point is 190ºC. Density is 1.08
6.Usage: In food iindustry , it is used as leavening agent, dough regulator, yeast food, brewing fermentation agent and animal feed aedditives.
7.Packing: It is packed with polyethylene bag as inner layer and a compound plastic woven bag as outer layer. The new weight of each bag is 25kg
8.Storage and transportation: It should be stored in a dry and ventilative warehouse,kept away from heat and moisture during transportation. unloaded with care so as to avoid damage. furthermore,it must be stored separately from poisonous substances.
| Specification |
FCCVII |
| Assay(NH4H2PO4)w/% |
96-102 |
| Fluorides mg/kg ≤ |
10 |
| Arsenic mg/kg≤ |
3 |
| Heavy metals mg/kg≤ |
10 |
| Lead mg/kg ≤ |
4 |
| Ph value |
4.3-5.0 |
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