China Sodium Tripolyphosphate Techchnical Grade, Find details about China STPP, Phosphate from Sodium Tripolyphosphate Techchnical Grade
Item | Index | Test result |
Na5P3O10 % | 94 min | 94.15 |
P2O5 % | 56.5 min | 57 |
Arsenide % | 0.001 max | 0.001 |
Sieve residue matter ( 1.0mm sieve) % | 5 max | 5 |
Fe%≤ | 0.01 max | 0.001 |
Water insoluble %≤ | 0.1 max | 0.003 |
PH (1% solution) | 9.2-10.0 | 9.5 |
Whiteness | 90 MIN | 92 |