China STPP94%Min for Detergent Raw Material, Find details about China Sodium Tripolyphosphate, Sodium Tripolyphosphate STPP from STPP94%Min for Detergent Raw Material
NO. | Indexes | Industrial Grade | Food Grade |
1 | Assay Na5P3O10 % ≥ | 95.0 | 96.0 |
2 | P2O5 % ≥ | 57.0 | 57.0 |
3 | Water Insoluble Matter %≤ | 0.1 | 0.05 |
4 | Iron(Fe) %≤ | 0.007 | 0.01 |
5 | PH value(1%water solution) | 9.2-10.0 | 9.5-10.0 |
6 | Heavy Metal (as Pb) %≤ | 0.001 | |
7 | Arsenic (As) %≤ | 0.0003 | |
8 | Fluoride (F) %≤ | 0.003 | |
9 | Whiteness %≥ | 90.0 | 90.0 |