1、Chemical Name: Ammonium Dihydrogen Phosphate
2、Molecular Formula: NH4H2PO4
3、Molecular Weight: 115.02(GB) ; 115.03(FCC)
4、CAS: 7722-76-1
5、Character: It’s 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 solution is Acidic (pH value of 0.2mol/L aqueous solution is 4.3). It’s slightly soluble in ethanol, insoluble in acetone. Melting point is 180 ℃. Density is 1.80.
6、Usage: In food industry, it’s used as leavening agent, dough regulator, yeast food, brewing fermentation agent and animal feed additives.
7、Packing: It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as outer layer. The net weight of each bag is 25kg.
8、Storage & 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 | GB25569-2010 | FCC VII |
| Content(As NH4H2PO4 ),w/% | 96.0-102.0 | 96.0-102.0 |
| Fluorides(As F),mg/kg ≤ | 10 | 10 |
| Arsenic(As),mg/kg ≤ | 3 | 3 |
| Heavy metal(As Pb),mg/kg≤ | 10 | ———— |
| Lead(Pb),mg/kg ≤ | 4 | 4 |
| PH(10g/L，25℃) | 4.3-5.0 | ———— |
