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content: 99min

Specifications

plant of dipotassium phosphate trihydrate & anhydrous
 

Chemical Name: Dipotassium phosphate
Molecular Formula: K2HPO4, K2HPO4· 3H2O
Molecular Weight: anhydrous: 174.18; trihydrate: 228.18
CAS:
anhydrous: 7758-11-4; trihydrate: 16788-57-1
Character: It’s colorless or white square crystal granule, easily deliquescent, alkaline, insoluble in ethanol. PH value is about 9 in 1% aqueous solution.
Uses: In food industry, it is used as buffering agent, chelating agent, yeast food, emulsifying salt, synergistic agent of anti-oxidation.
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.
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.
Quality index:
Quality index
GB 25561-2010
FCC-1997
Assay (dry)≥%
98.0
98.0
As≤%
0.0003
0.0003
P2O5Assay≥%
39.94(Anhydrous)
39.94(Anhydrous)
30.52(Trihydrate)
30.52(Trihydrate)
K2O Assay≥%
52.94(Anhydrous)
52.94(Anhydrous)
40.4(Trihydrate)
40.4(Trihydrate)
Fluoride(F)≤%
0.001
0.001
Heavy Metal(Pb)≤%
0.001
0.0015
Water insoluble matter≤%
0.2
0.2
Pb≤%
0.0002
0.0002
Loss on Dry%
≤2.0 (Anhydrous)
≤2.0 (Anhydrous)
20.0-30.0 (Trihydrate)
20.0-30.0 (Trihydrate)
pH value
9.0+0.4
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