1:Name: STPP(sodium tripolyphosphate) 2:STPP widely used in detergent product 3:STPP has reasonable price and high quality

Commodity :sodium tripolyphosphate/STPP

 

HS CODE	2835310000
CAS NO	7758-29-4
GRADE	national standard china
FORMULA	Na5P3O10
MOLECULAR WEIGHT	367.86

 

SPECIFICATIONS

 

Na5P3O10	94.0% min
P2 O 5	57.0% min
Iron (Fe)	0.015% max
Water insoluble matter	0.15% max
Heavy metal as Pb	--
Ph value (1% water solution)	9.2-10.0
Arsenic (As)	--
Whiteness	92% min
Ignition loss	1.0
Density (g/cm3)	0.35-0.9

 

APPLICATION

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 catalyze, also used in epuration of petroleum product, gum latex storage, as dispersant, solvent in metal industry and pharmaceutical industry. 

PACKING

25kgs plastic woven bag with inner lining 25kg 3 layers PP/PET package

Storage and transport: It should be stored in a dry,ventilative and clean warehouse;kept away from moisture and hot.

STPP(sodium tripolyphosphate)