Description

STPP (Sodium triphosphate STP, sometimes sodium tripolyphosphate or TPP 
Sodium Tripolyphosphate) 
H. S. Code: ***5 ***0 
Chemical formula: Na5P3O*0 
Molecular weight: **7.*6 
CAS No. ********4   
Quality: White powder, surface density 0.***0.9g/cm3, melting point **2. Dissolve in water easily, the aqueous solution is alkalinity. A kind of inorgantic chemical surface-active agent, with two kinds of forms: Na5P3O**-I and Na5P3O*0(B). Two forms have the same chemical property. 
Usage: As chemical additives for making synthetic detergents; Synergist for soaps; Soft-water agent for industrial water; Textile dyeing auxiliaries; And prevent greasy dirt in papermaking industry. 

Packing and storage: 
In *5Kg or *0 Kg or ***0 Kg net WPP/PE bags. It must be prevented from Dampness and water. Don't store it in the open air.