| ≥1 piece |
Items | Industrial Grade | Food Grade | ||||
Total phosphates (as P2O5 )% ≥ | 68.0 | 68.0 | ||||
Inactive Phosphates %≤ | 7.5 | 7.5 | ||||
Iron (Fe) % ≤ | 0.03 | 0.02 | ||||
PH Value | 5.8 -7.3 | 5.8 - 6.5 | ||||
Heavy Metals (as Pb) % (mg/kg) ≤ | / | 10.0 | ||||
Water Insoluble matter % ≤ | 0.04 | 0.06 | ||||
Polymerization | 9-21 | 9-21 | ||||