LOGISTICS:JUST IN TIME CERTIFICATION:SGS,ISO,CCIC QUALITY:STRINGENT QC SYSTEM EXPERIENCES:10 YEARS ON INTERNATIONAL SALES

CAS No.: 7758-29-4

Molecular Formula:Na5P3O10                                       Molecular Weight 367.86

Structural Formula:

 

Properties:

STPP is white microdot powder with luster with melting point at 622°C. STPP is easily soluble in water, with remarkable chelating ability to some metal ions such as Ca2+, Mg2+. STPP can soften hard water, change suspension into solution.

Specifications:

Items	Index
Main content %≥	94.0
P2O5 %≥	57.0
Water insoluble %≤	0.1
Iron, as Fe %≤	0.015
pH of 1% water solution	9.2-10.0

Usage:

STPP is 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. STPP could also be used in preservative agent for paper making, organic synthesis catalyzer. STPP is also used in epuration of petroleum product, gum latex storage, as dispersant, solvent in metal industry and pharmaceutical industry.

Packing and Storage:

Plastic-woven sack with polythene inner bag; Net weight 25kg, 50kg or 1000kg; Keep away from water or moisture, do not pile up in the open air.

Keywords:

Sodium Tripolyphosphate; Pentasodium Triphosphate; Sodium Triphosphate; STPP

Sodium Tripolyphosphate 94% (STPP)