Name of index | Q/320302 GBH03-2013 |
Sense | White powder |
STMP content, w% ≥ | 97.0 |
P2O5, % | 68.0~70.0 |
Water insoluble matter, w% ≤ | 1.0 |
pH (10g/L solution) | 6.0~9.0 |
Arsenic (As), mg/kg ≤ | 3.0 |
Lead (Pb), mg/kg ≤ | 4.0 |
Fluoride (as F), mg/kg ≤ | 30.0 |
Heavy metals (Pb), mg/kg ≤ | 10.0 |