Chemical name: | Trisodium Phosphate |
Molecular formula: | Na3PO4,Na3PO4·H2O,Na3PO4·12H2O |
Molecular weight: | Anhydrous: 163.94;Monohydrate 181.96, Dodecahydrate: 380.18 |
CAS NO: | Anhydrous: 7601-54-9; Dodecahydrate: 10101-89-0 |
Character: | It is colorless to white crystal,powder or crystalline powder. It's odorless, easily soluble in water but insoluble in ethanol. |
Usage: | In food processing industry, it is used as buffering agent, emulsifier, anti-caking agent, antioxidant additive, nutrition supplement, metal chelating agent. |
Packaging: | It is packed with polyethylene bag as liner and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg. |
Storage and Transport: | It should be stored in a dry and ventilating warehouse, kept away from moisture and heat, unload with care as to avoid damage to packing. Furthermore, it should be stored separately from poisonous substances. |
Specification | GB25565-2010 |
Anhydrous Na3PO4(in dry basis)w/% ≥ Monohydrate Na3PO4·H2O,w/% ≥ Dodecahydrate Na3PO4·12H2O,w/% ≥ | 97.0 |
Heavy Metals(Pb),mg/kg ≤ | 10 |
Pb,mg/kg ≤ | 4 |
Fluorides(F),mg/kg ≤ | 50 |
Insoluble In Water,w/% ≤ | 0.2 |
pH Value(10g/L) | 11.5~12.5 |
As,mg/kg ≤ | 3 |
Loss On Ignition,w/% | (Na3PO4) ≤ | 2.0 |
(Na3PO4·H2O) | 8-11 |
(Na3PO4·12H2O) | 45~57 |
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