China Sodium Tripolyphosphate 7758-29-4 Ceramic Price Detergent Tech Food Grade Powder STPP Sodium Tripolyphosphate, Find details about China Sodium Tripolyphosphate Liqied, Prix STPP from Sodium Tripolyphosphate 7758-29-4 Ceramic Price Detergent Tech Food Grade Powder STPP Sodium Tripolyphosphate
Item | Food grade |
Sodium Tripolyphosphate (Na5P3O10) | 94% Min. |
Phosphorus Pentaoxide (P2O5) | 56%-58% |
Insoluble Matter In Water | 0.10% Max. |
PH Value (1% solution) | 9.2 - 10.0 |
Heavy metal as Pb | 0.001% Max. |
As | 0.0003% Max. |
Fe | 0.005% Max. |
Pb | 0.0004% Max. |
Item | Tech grade | |
Sodium Tripolyphosphate (Na5P3O10) | 94% Min. | 90% Min. |
Phosphorus Pentaoxide (P2O5) | 57.0% Min. | 56.0% Min. |
Insoluble Matter In Water | 0.10% Max. | 0.15% Max. |
PH Value (1% solution) | 9.2 - 10.0 | 9.2 - 10.0 |
Whiteness | 90% Min. | 85.0% Min. |
Bulk Density (g/cm3) | 0.5 - 1.0 | 0.3-1.0 |