Main centres: | 1-3 business days |
Regional areas: | 3-4 business days |
Remote areas: | 3-5 business days |
Sodium Acid Pyrophosphate (SAPP-28)
Sodium Acid Pyrophosphate (SAPP-28), or disodium dihydrogen pyrophosphate.
Specification
Sodium Acid Pyrophosphate
Test Item | Specification |
Content (Na2H2P2O7) % | 95.0 |
Phosphorus pentoxide(P2O5) | 63.0-64.0 |
PH value | 3.7-4.5 |
Water-insoluble % | 1.0 |
Fluoride (F) % | 10ppm |
Heavy metal (Pb) % | 10ppm |
Arsenic (As) % | 1ppm |
Pb | 1ppm |
Hg | 1ppm |
Cd | 1ppm |
Loss on burning(105ºC)% | 0.5 |
ROR | 28 |