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Name | Value | |
Industry grade | Food grade | |
main assay ( as K2HPO4•3H2O ) % ≥ | 98.0 | 98.0 |
Phosphorus pentoxide ( as P2O5) % ≥ | 30.5 | 30.5 |
K ali( as K2O ) % ≥ | 40.5 | 40.5 |
Water insoluble matter % ≤ | 0.1 | 0.1 |
PH( 1% solution) | 9 - 10 | 9 - 10 |
Chloride ( as CL ) % ≤ | 0.3 | 0.3 |
Arsenic ( as A S ) % ≤ |
| 0.0003 |
Heavy metal ( as Pb ) % ≤ |
| 0.001 |
Dipotassium hydrogen phosphate