Specification:
-Potassium hydrogen phosphate trihydrate
K2HPO4.3H2O
MW:228.22
Specification
Item
Sign
AR
CP
Assay(K2HPO4.3H2O)
≥
99. 0%
97. 0%
pH(50g/L solution,25°C)
8.9-9.4
8.9-9.4
Clarity
passes test
passes test
Insoluble matter in water
≤
0. 01%
0. 03%
Chloride(Cl)
≤
0. 002%
0. 005%
Sulfate(SO4)
≤
0. 01%
0. 03%
Nitrate(NO3)
≤
0. 001%
0. 003%
Sodium(Na)
≤
0. 05%
0. 10%
Magnesium(Mg)
≤
0. 001%
0. 001%
Iron(Fe)
≤
0. 001%
0. 003%
Arsenic(As)
≤
0. 0001%
0. 0003%
Heavy metals(as Pb)
≤
0. 001%
0. 003%
UN NO.:2789
R:
CAS NO.:16788-57-1
S:22-24/25
Cat.NO.
Grade
Quantity
Packaging
1002049AR1000G
AR
1000g
Poly Bottle
Usage:
Used as softener for boilers, P+K adjuster for fermentation, liquid-fertilizer, and anticorrodant in glycol antifreezer.