Chemical formula: K2HPO4·3H2O
Molecular weight: 228.23
Standard executed: Q/70894764 03-1998
Properties: White or colorless crystals or powder, easy to absorb moisture, easy to dissolve in water and slightly dissolve in alcohol, its water solution is slightly alkaline. The relative density of anhydrous crystals is 2.338.Dehydration of molecular is at 204℃.
No
Specification
Industrial grade
Superior grade
1
Main content %≥
98.0
98.0
2
P2O5 %≥
30.50
30.50
3
K2O %≥
39.5
39.5
4
pH of 1% water solution
8.8-9.2
8.8-9.2
5
Moisture %≤
3.0
3.0
6
Heavy metal, as Pb %≤ 0.001
7
Arsenic, as As %≤ 0.0003
8
Fluoride ,as F %≤
0.003
9
Water insoluble %≤
0.10
0.10
Application: High effect fertilizer, culture medium, ferment agent.
Packaging: Plastic-woven sack with polythene inner bag. Net weight: 25kg, 50kg or 1000kg. Stored in ventilated and dry place.
