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: Professional Industrial Processing & Performance Enhancement Solutions
1.Heavy Machinery Equipment Cleaning Performance Booster
In maintenance cleaning of heavy equipment such as oilfield drilling machinery and construction equipment, STPP efficiently breaks down mineral oil residues and carbon deposits. When combined with high-pressure cleaning technology, it significantly improves equipment maintenance efficiency.
2.Industrial Circulating Cooling Water System Optimizer
In large-scale circulating water systems in chemical and power industries, this product effectively controls system scaling tendency by chelating metal ions and dispersing suspended solids, extending the service life of heat exchange equipment.
3.Core Builder in Industrial Laundry Systems
In industrial laundry and textile cleaning applications, STPP significantly enhances detergent performance in hard water environments, prevents soil redeposition, and maintains fabric durability and cleaning quality.