Dipotassium Hydrogen Phosphate (7758-11-4)
1. Basic Information
1. Chemical Name: Dipotassium Hydrogen Phosphate
2. Chinese Alias: 磷酸氢二钾
3. English Name: Potassium Phosphate Dibasic
4. Molecular Formula: K2HPO4
5. Molecular Weight: 174.18
6. CAS Number: 7758-11-4
7. EINECS Number: 231-834-5
8. Appearance: White solid
2. Technical Specifications
Test Item Standard Value
Content (as K2HPO4·3H2O), % ≥ 98.0
P2O5, % ≥ 39.9
K2O, % ≥ 40.0
Insoluble in water, % ≤ 0.1
pH (1% aqueous solution) 9.0-9.4
Arsenic (as As), PPM ≤ 50
Heavy metals (as Pb), PPM ≤ 100
Fluorine (as F), PPM ≤ 50
(The above values are for reference; the exact values are based on the factory test report.)
3. Packaging
25 kg bags