Sodium Tripolyphosphate (STPP)

CAS No.: 7758-29-4
Other Names: STPP
MF: Na5P3O10
EINECS No.: 231-838-7
Place of Origin: Shandong China (Mainland)
Grade Standard: Food Grade, Industrial Grade
Purity: 94%Min
Appearance: White Powder
Application: Detergent, Ceramic
Brand Name: HST
Model Number: HT-STPP-01
Color: White powder or granular

Mainly used for synthetic detergents as additive, soap synergistic agent and prevent a synergistic agent and prevent soap article oil separation and the frost soap on the lubrication have fat has strong emulsification, can be used to adjust buffer soap pH value, industrial water soft leather making the water Rou agent dyeing auxiliaries kaolin magnesium oxide calcium carbonate, and other industrial paint in acid system when suspension dispersing agent, drilling mud dispersant, paper making industry used as defending greasy dirt agent

ITEM	INDEX
	Tech. Grade	Food Grade
Na5P3O10 (%):	94Min	95Min
P2O5 (%):	57Max	57Max
Insolubles in water (%):	0.15Max	0.05Max
Fe (%):	0.007Max	N
Ph (1% solution):	9.2-10	9.5-10
Heavy Metal (As Pb) (%):	N	0.001Max
Arsenic (As) (%):	N	0.0003Max
Fluoride(F) (%):	N	0.003Max
Whiteness(%):	90Min	90Min
Density	0.35-0.9	0.35-0.9
I type content (%)	10-30	10-30