Specifications/Specification: HG/T 2517-2009
Item |
Industrial Grade |
≥ Main contents (as 以Na3PO4·12H2O) |
98.0 |
Sulphate (as SO4) ,w/% ≤
|
0.5 |
Chloride (as CI) w/% ≤
|
0.4 |
≤ Arsenic (as As) |
0.005 |
≤ Iron (as Fe) w/% |
0.01 |
≤ Water insoluble w/% |
0.1 |
pH value (10g/L solution) |
11.5~12.5 |
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