ITEM OF TEST | Parameters | Parameters |
Na 3 PO 4 | Na 3 PO 4 .12H 2 O | |
Technical Grade | Technical Grade | |
Main contents %≥ | 98.0 | 98.0 |
P 2 O 5 %≥ | 39.5 | 18.3 |
Alkalinity, as Na 2 O | 36-40 | 15.5-19 |
Chloride, as Cl %≤ | - | 1.5 |
Sulfate, as SO 4 %≤ | - | 0.5 |
pH of 1% water soluble | 11.5-12.5 | 11.5-12.5 |
Water insoluble %≤ | 0.10 | 0.10 |