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Chemical formula:K2HPO4 .nH2O (n=0,3)
Molecular weight:174.17(n=0)228.22(n=3)
Standard executed:GB25561-2010(食品级)
Throughput:70000t/a
White or colorless crystals,easily soluble in water.
Used to medicine and ferment industry, animalcule, Bacteria cultrue medium, PH buffering agents, The raw material for producing potassium pyrophosphate. Buffering agent for processing foods. Stabilizer for non-dairy coffee creamers.
Plastic-woven sack with pclythene inner bag,net weight 25kg, 50kg or 1000kg. Store at a ventilated, dry place.
| 无水物K2HPO4 | 三水物K2HPO4.nH2O | ||
工业级 | 食品级 | 工业级 | 食品级 | |
外观 | 白色粉末 | 白色或无色结晶 | ||
主含量(以K2HPO4计) %≥ | 98.0 | 98.0 | 97.0 | 97.0 |
五氧化二磷(P2O5) %≥ | 39.95 | 39.95 | 30.2 | 30.2 |
K2O %≥ | 52.0 | 52.0 | 40.0 | 40.0 |
PH值 | 8.7-9.3 | 8.6-9.4 | 8.8-9.6 | 8.6-9.4 |
水不溶物 %≤ | 0.10 | 0.2 | 0.10 | 0.2 |
氟化物(以F计) %≤ | 0.001 | 0.001 | ||
重金属(以Pb计 ) %≤ | | 0.001 | 0.005 | 0.001 |
砷(以As计) %≤ | 0.0003 | 0.005 | 0.0003 | |
氯化物(以cl-计) %≤ | | | | |
硫酸盐(以SO42-计) %≤ | | | | |