sodium tripolyphosphate(STPP)

Min. Order:4500 pic
Keywords:STPP , odium tripolyphospha
Origin:Made In China
Brand:chuanhong

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Company Information

Company NameSichuan Shifang Chuanhong Phosphorus Chemical Indu
Country/Region:Si chuan - China
Business Nature:Manufacturer
Contact:Xu XiaojunManager
Phone:13881062286
Last Online:20 Apr, 2018
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Product Description

(STPP)sodium tripolyphosphate
Chemical formula: Na5P3O10
Molecular weight: 367.86
Standard executed: GB9983-88
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.

Applications:Used as main auxiliary of synthetic wash, soap synergistic agent, water softener, leather pre-tanning agent, dye auxiliary agent, and dispersant of suspension such as paint, kaolin, magnesium oxide, calcium carbonate drilling mud, preservative agent for paper making, organic synthesis catalyzer, and used in epuration of petroleum product, gum latex storage, as dispersant, solvent in metal industry and pharmaceutical industry, also widely used in gum synthesis, foodstuff industry, and poultry process.

Packaging: plastic-woven sack with polythene inner bag, net weight 25kg, 50kg or 1000kg; keep away from water or moisture, do not pile up the open air.

Technical Specifications:
Specifications
Industrial Grade
Food Grade

Main content%≥
95.0
95.0

P2O5%≥
57.0 57.0
Water insoluble%≤
0.1 0.05
Fe %≤
0.015 0.01
PH value of 1% solution
9.2-10.0 9.5-10.0
Fluoride as F%≤   0.003
Arsenic, as As%≤   0.0003
Heavy metal, as Pb%≤   0.001
Chloride, as cl% ≤   0.025

Min Order:ONE TON

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