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??.
Technical Specification:
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.
Chemical formula: NaH2PO4·2H2O
Molecular weight: 156.01
Standard executed: GB1908-86
Properties: Colorless crystal, relative density at 1.915, melting point at 57.4â??. All easily soluble in water, but not in organic solution.
Technical specifications:
No
Specification
Industrial grade
Superior grade
1
Main content %
98
98
2
P2O5 %
44.6
44.6
3
pH of 1% water solution
4.2-4.6
4.2-4.6
4
Water insoluble %â?¤
0.1
0.05
5
Heavy metal, as Pb %â?¤
-
0.001
6
Arsenic, as As %â?¤
-
0.0003
7
Fluoride, as F %â?¤
-
0.002
Application: Used for water treatment of boiler, also as buffering agent to acidity, detergent, cleaning agent, dyeing flux, for tanning and electroplating, for food additive. It is mainly used as buffering agent, emulsification agent, nourishment agent, etc.
Packaging: Plastic-woven sack with polythene inner bag, net weight: 25kg, 50kg or 1000kg. Stored in ventilated and dry place.