STPP(Sodium Tripolyphosphate)Pentasodium triphosphate

1.STPP sodium tripolyphosphate 2. low, medium, high density 3. technical support 4. detergent raw material

STPP 94.0% (Sodium Tripolyphosphate)

Chemicals Name : Sodium Tripolyphosphate

Synonyms: Pentasodium Triphosphate; Pentasodium Tripolyphosphate; Sodium Phosphate Tripoly; Sodium Triphosphate; Sodium Tripolyphosphate; Stpp; Triphosphoric Acid, Pentasodium Salt, Pent-sodium Phosphate,STPP;pentasódico trifosfato;trifosfato de sodio

Molecular formula: Na5P3O10 Molecular Weight: 367.86CAS Number: 7758-29-4

1.Properties: white odorless  powder or granule;

 Melting point 622°C; Easily soluble in water; It can soften hard water to make suspension solution become into clear solution; It has got weak alkalinity but no corrosiveness. 

It is a surfactant, and has got outstanding emulsification to lubricants and fat. 

2.Usage:

Chiefly used as a water softener,sequestering agent,and defloculating agent in detergent industry.Also used in ceramic,mine,petroleum and paper manufacturing industries.

3.Specifications:   

Na5P3O10	94% Min
P2O5	57.0% Min
Water insoluble:	0.10% Max
Fe:	100ppm Max
PH:	9.2-10
Phase I:	A:5-20%
	B:21-40%
	C:40% Min
Density:	Light:0.35-0.5g/cm3;
	Medium:0.51-0.65g/cm3
	Dense:0.66-1.0g/cm3
Whiteness:	85%Min
Particle Size	Through 16 mesh Sieve % ≥   95
	Through 35 mesh sieve % ≥ 90
	Through 100 mesh sieve %≥     40

4.Package : 25 Kg ,50 Kg pp woven bag,or 1MT Jumbo  bag or as per customer demand

  

STPP(Sodium Tripolyphosphate)Pentasodium triphosphate