三聚磷酸钠

 

 

Sodium Tripolyphosphate (STPP)
CAS No: 7758-29-4
Molecular Formula: Na5P3O10
Molecular Weight: 367.86
Melting Point: 622℃
Appearance: White or colorless crystal powder.

1. Sodium Tripolyphosphate(Industrial Grade)
1) Na5P3O10: 94.0%Min
2) P2O5: 57.0%Min
3) Water Insoluble Matter: 0.15%Max
4) Iron (Fe): 0.012%Max
5) PH Value (1% water solution): 9.1-10.0
6) Whiteness: 92%Min
7) Ignition Loss: 1.0
8) Density (g/cm3): 0.35-0.9
9) Phase I: 10-30

2.Sodium Tripolyphosphate(Food Grade)
1) Na5P3O10: 94.0%Min
2) P2O5: 57.0%Min
3) Water Insoluble Matter: 0.04%Max
4) Iron(Fe): 0.006%Max
5) PH Value(1% water solution): 9.5-10.0
6)Heavy Metal(as Pb): 0.001%Max
7)Arsenic(As): 0.0003%Max
8)Fluoride(F): 0.003%Max
9) Whiteness: 95%Min
10) Density (g/cm3): 0.35-0.9
11) Phase I: 10-30

3. Sodium Tripolyphosphate(Ceramics Grade)
1)      Na5P3O10: 96.52%Min
2)      P2O5: 57.85%Min
3)      Water Insoluble: 0.10%Max
4)      Fe: 0.007%Max
5)      PH: 9.7
Usage:
Used as one of the main auxiliaries for synthetic detergent, synergist for soap; water softener, tanning agent for leather making, auxiliary for dyeing; As an effective dispersion agent for suspension solutions of coatings, kaolin, magnesium oxide, calcium carbonate and drilling mud etc.; As an oil contamination resistance agent in paper production.
Packing: 25kg plastic bag with PE inside and PP woven outside; 25MT/20’FCL
Storage: Keep in dry and windy conditions.
H.S. CODE: 2835319000(Industry Grade)

 

Hebei Hui Bo Chemicals Co., Ltd was established in 1992s and we have deal in the chemicals market more than 10 years. We are a major manufacturer and exporter of chemical raw materials in China which located in Shijiazhuang city, HeBei Province, China. Our products include basic Organic and Inorganic Chemicals, such as rubber chemicals, ceramics chemicals, Plastic additives, Dyestuffs, Water-treatment chemicals, Fertilizer,etc. Our factory have passed the ISO9001-2000 international Quality Management System certification, we have established a complete quality assurance system, we have inde