SYNONYM: STPP 

FORMULA: Na₅P₃O₁₀ 

M.W.: 368 

CAS NO.: 7758-29-4 

GRADE: TECH.GRADE 

DESCRIPTION: WHITE GRANULAR OR POWDER 

SPECIFICATIONS:

CONTENT	94% MIN.
P2O5 CONTENT	57%MIN.
WHITENESS	88%MIN.
INSOLUBLE MATTER	0.1%MAX.
Fe	70PPM MAX.
SIZE: RESIDUE ON 1.00 TEST SIEVE	5.0%MAX.
LOSS ON IGNITION (500℃)	1% MAX.
PH VALUE (1% SOLUTION)	9.2-10.0
BULK DENSITY (g/cm3)	0.65-0.99
PHASEⅠ	10-50%

 USES: Used as main detergent builder:as soft water agent,as detergent building foaming agent,as emulsifier of oils and greases,as peptizing agents,as PH buffers,and to provide alkalinity.Used in petroleum industry as peptizing and deelocculation agents in oil well drilling muds,seouestration in cotton boiling,bath water softening,red and black water control,cathoclic corrosion inhibitor.

PACKING: 25KG   splastic wovenbags.  

H.S.CODE.: 2835.3100