Molecular formula: K2HPO4.
Molecular weight: 174.17
CAS Number : 7758-11-4
Other Name: Dipotassium Monophosphate;
Properties
White powder, easily soluble in water,slightly soluble in alcohol.Strong absorption of moisture.When anhydrous product heated to 204℃.It will be dehydrated into tetra potassium pyrophosphate.
Application
The raw material for producing potassium pyrophosphate . Liquid fertilizer.
Package
Packing :25 kgs bag,
Loading:12 MT/20’FCL
Specifications
No. | Specification | National Standard | Ronghong Standard |
Di Potassium Phosphate | Anhydrous | ||
1 | Assay（K2HPO4） % ≥ | 98.0 | 99.0 |
2 | Phosphorus pentoxide %≥ | 39.9 | 40.3 |
3 | Potassium oxide（K2O）%≥ | 52.0 | 53.0 |
4 | Arsenic（As） %≤ | 0.01 | 0.01 |
5 | Fluorine（F） %≤ | / | 0.003 |
6 | Heavy Metal（Pb） %≤ | 0.005 | 0.003 |
7 | Water Insoluble %≤ | 0.02 | 0.008 |
8 | Moisture %≤ | / | 0.1 |
9 | Sulfates(SO4 ), %≤ | / | 0.001 |
10 | Iron（Fe） %≤ | 0.003 | 0.001 |
11 | Lead（Pb） %≤ | / | 0.0004 |
12 | PH（10g/L Solution） | 9.0-9.4 | |
13 | Chlorides（Cl ), %≤ | 0.05 | 0.03 |