Sodium Tripolyphosphate(STPP) Molecular formula: Na5P3O10 CAS NO.: 7758-29-4 EINECS NO.: 237-004-9 Sodium Tripolyphosphate (STPP)Synonyms: triphosphoric acid pentasodium salt, pentasodium triphosphate, tripolyphosphate pentasodium, sodium triphosphate, STPP, armofos, empiphos stp-D, freez-gard FP 19, polygon, rhodiaphos H5, thermphos, tripoly Molecular formula: Na5P3O10CAS NO.: 7758-29-4EINECS NO.: 237-004-9
PRODUCT NAME | Sodium Tripolyphosphate | MFG DATE | 2012.03.15 |
QUANTITY | 23Tons | EXP. DATE | 2014.03.14 |
TEST BASE | GB25566-2010 | BATCH NO. | 20120315 |
Name of index | FCC-V | Index |
Contents ( Na5P3O10 ) % | ≥85 | 95.61 |
PH value (1% solution) | 9.5-10.0 | 9.72 |
Contents ( P2O5 ) % | ≥56.0 | 57.2 |
Fluoride % | ≤0.005 | <0.0007 |
Water insoluble substance % | ≤0.05 | <0.02 |
As (PPM) | ≤3PPM | <1.8PPM |
Lead (PPM) | ≤4PPM | <4PPM |
Heavy Metal | ≤10PPM | <8PPM |
Conclusion | In compliance with the standard of GB25566-2010 | |
Sodium Tripolyphosphate(STPP)
