Potassium dihydrogen phosphate (MKP)
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Chemical Formula: KH2PO4
Molecular weight: 136.09
Standard: HG2321-1992
Properties:White or colorless crystal, Relative density 2.338, Melting point 252.6°C, and PH value of 1% solution is 4.5.
Uses: Used to manufacture metaphosphate and used in pharmaceuticals or food industry. Used as a high effective compound fertilizer. It contains totally 86% fertilizer elements (K2O+P2O5), used as a basic raw material for N, P and K compound fertilizer. .
Packaging and Storage: Plastic lined woven bag, paper bag, PE bag, net wt 25, 50, 1000Kg, Stored in ventilated and dry place.
Technical index:
|
No. |
Index name |
Industrial grade |
Food Grade |
|
1 |
Main assay (as KH2PO4) %≥ |
99.0 |
99.0 |
|
2 |
Phosphorus pentoxide (as P2O5) %≥ |
51.50 |
51.50 |
|
3 |
Oxide (K2O)%≥ |
34.0 |
34.0 |
|
4 |
PH value |
4.4-4.8 |
4.4-4.8 |
|
5 |
Moisture%≤ |
0.2 |
0.2 |
|
6 |
Heavy Metals (as Pb) %≤ |
0.001 |
|
|
7 |
As %≤ |
0.0003 |
|
|
8 |
Fluoride (as F) %≤ |
0.005 |
|
|
9 |
Water Insoluble Matter%≤ |
0.10 |
0.10 |