Key attributes
Molecular formula: Na5P3O10
Molecular weight: 367.86
Industrial grade CAS 7758-29-4
Industrial grade products & COA meets GB/T 9983-2004 standard:
Items for detecting and analyzing | Standard value |
Main content: sodium tripolyphosphate ≥ | 96.0% |
Phosphorus pentoxide P2O5≤ | 57.0% |
0.10% | |
Fluoride (as F) ≤ | 0.007% |
Ph Value (1%) | 9.2-10.0 |
Whiteness ≥ | 90 |

Industrial Grade Sodium Tripolyphosphate: Advanced Manufacturing & Resource Processing Applications
1.Semiconductor Manufacturing Ultra-pure Water Treatment Agent
In chip manufacturing processes, STPP serves as a pre-treatment agent in ultra-pure water systems. It effectively chelates trace metal ions to prevent scaling inside precision equipment, ensuring high-purity water standards for production processes.
2.Industrial Mineral Flotation Performance Enhancer
In mineral processing operations, this product functions as a flotation reagent component. It improves mineral surface wettability, optimizes foam stability, and significantly enhances the separation efficiency and recovery rate of rare minerals.
3.Industrial Textile High-temperature Cleaning Agent
In high-temperature industrial laundry processes, STPP maintains stable cleaning performance under hard water conditions. It effectively removes oil stains and particulate contaminants, ensuring the reuse quality of specialty industrial textiles.