Name of index | GB25557-2010 | FCC-V |
Sodium Pyrophosphate Na4P2O7% | 96.5-100.5 | 95.0-100.5 |
Water Insoluble≤% | 0.2 | 0.2 |
PH (1% aqueous solution) | 9.9-10.7 | - |
Arsenic (As)≤% | 0.0003 | 0.0003 |
Heavy Metal (as Pb)≤% | 0.001 | - |
Fluoride (as F)≤% | 0.005 | 0.005 |
Loss on drying≤% | 0.5 | 0.5 |
Orthophosphate | pass test | - |
Pb≤% | 0.0004 | 0.0004 |
Particle Size | 80%min pass 100mesh | 80%min pass 100mesh |