Food additives
Current Position：Home > Products > Food additives
SODIUM TRIPOLYPHOSPHATE(STPP) FOOD GRADE
Guaranteed Technical Specifications
Byname: Pentasodium phosphate
Chemical formula: Na5P3O10
Standard Executed: GB/T9983-2004（INDUSTRIAL GRADE）GB25566-2010（FOOD GRADE）
Throughput: 50000 t/a
Properties
White microdot powder with luster, melting point at 622℃, easily soluble in water, with remarkable chelating ability to some metal ions such as Ca2+, Mg2+, can soften hard water, change suspension into solution, alkalescent, without causticity.
Uses
Usesas main auxiliary of synthetic wash, soap synergistic agent, Ceramic Industry,watersoftener, leather pre-tanning agent, dye auxiliary agent, and dispersant ofsuspension such as paint, kaolin, magnesium oxide, calcium carbonate drilling mud,preservative agent for paper making, organic synthesis catalyzer, and used inepuration of petroleum product, gum latex storage, as dispersant, solvent inmetal industry and pharmaceutical industry, also widely used in gum synthesis,foodstuff industry, and poultry process.
Packing and storage
In
- Other Parameters
序号 No. | 指标名称 Specifications | 食品级 Food Grade |
1 | Main contents(as Na5P3O10) min% | 85.00 |
2 | Phosphorus pentoside(as P2O5)min% | 56-58.00 |
3 | Iron(as Fe) max% | 0.015 |
4 | PH | 9.4-10.0 |
5 | Pb max% | 0.0004 |
6 | Heavy metals(as Pb) max% | 0.001 |
7 | Arsenic(as As) max% | 0.0003 |
8 | Fluoride(as F) max% | 0.003 |
9 | Water insoluble max% | 0.05 |
10 | Whiteness min% | 85.0 |