Potassium hydrogen phosphate two | |||||||||||||||||||||||||||||||||||||||||||||||||
1. Chemical Name: Dipotassium phosphate 2. Molecular Formula: K2HPO4,K2HPO4· 3H2O 3. Molecular Weight: anhydrous: 174.18; trihydrate: 228.18 4. CAS: anhydrous: 7758-11-4; trihydrate: 16788-57-1 5. Character: It’s colorless or white square crystal granule, easily deliquescent, alkaline, insoluble in ethanol. PH value is about 9 in 1% aqueous solution. 6. Uses: In food industry, it is used as buffering agent, chelating agent, yeast food, emulsifying salt, synergistic agent of anti-oxidation. 7. Packing: It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg. 8.Storage & Transportation: It should be stored in a dry and ventilating warehouse. Be cautious to keep away from moisture and hot; unloaded with care, so as to avoid the damage. Furthermore, it should be stored separately from poisonous substances.
质量指标
Specification
GB 25561-2010
FCC V
含量(干基计),w% ≥
Content(Dry Basis)
98
98
砷(As),mg/Kg ≤
Arsenic
3
3
氟化物(以F计),mg/Kg ≤
Fluoride
10
10
重金属(以Pb),mg/Kg ≤
Heavy Metals
10
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水不溶物, w% ≤
Water Insolubles
0.2
0.2
铅(Pb),mg/Kg ≤
Lead
2
2
干燥失重,w%
无水物 ≤
Loss on drying
2.0
2.0
三水物
20.0-30.0
20.0-30.0
PH值,(10g/L)
PH Value
9.0±0.4
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