Product name
Dipotassium hydrogen phosphate
Specification
Reagent grade
Molecular formula
K2HPO4
CAS
7758-11-4
H.S. CODE
2835220000
Molecular weight
204.22
Appearance
White powder
Package
25KG Woven bags or fiber drums
|
Property:
White crystalline or amorphous powder. Soluble in water, a micro alkaline solution. Soluble in alcohol. It has hygroscopic property. After burn into coke phosphate.
Application:
Used in pharmaceutical, fermentation, germiculture and manufacturing focal potassium phosphate, etc.
Test standard:QB
Test items |
Specification |
|
AR grade |
CP grade |
|
Appearance |
White powder |
White powder |
Assay |
≥98.0% |
≥97.0% |
Water insoluble |
Conform |
Conform |
Appearance of solution |
Conform |
Conform |
Water insoluble |
≤0.02% |
≤0.03% |
Chloride |
≤0.004% |
≤0.005% |
Sulfate |
≤0.03% |
≤0.04% |
Nitrate |
≤0.002% |
≤0.004% |
Sodium |
≤0.07% |
≤0.10% |
Magnesium |
≤0.0005% |
≤0.001% |
Iron |
≤0.003% |
≤0.004% |
Arsenic |
≤0.0005% |
≤0.001% |
Heavy metals |
≤0.0025% |
≤0.005% |
Storage:
Store in a cool, dry and well ventilated place. Keep away from incompatible substances. Keep container closed.