NILE CHEMICALS
POTASSIUM PHOSPHATE DIBASIC
SPECIFICATION |
|
( ANHYDROUS ) | |
K2HPO4 M.W. 174.18 | |
pH of 5% solution at 25OC | 8.5 - 9.6 |
Maximum Limits of Impurities : | |
Chloride ( CI ) | 0.003% |
Heavy metals ( as Pb ) | 0.0005% |
Insoluble matter | 0.01% |
Iron ( Fe ) | 0.001% |
Loss on drying at 105OC | 1.0% |
Nitrogen compounds ( as N ) | 0.001% |
Sodium ( Na ) | 0.05% |
Sulphate ( SO4 ) | 0.005% |