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Sodium tripolyphosphate CAS number: 7758-29-4

CAS number: 7758-29-4
Molecular formula: Na5P3O10
English name: STPP
Molecular weight: 367.86
Product description: Zhengzhou Yucai Phosphate Chemical Plant also produces sodium tripolyphosphate, washing aids, high-quality manufacturers
INQUIRY

1. Basic information:

Name: Industrial grade sodium tripolyphosphate (STPP)

English name: SODIUM TRIPOLYPHOSPHATE INDUSTRIAL GRADE

Molecular formula: Na5P3O10

C A S NO.:7758-29-4

Molecular weight:367.86

Appearance: white, granular or powdery.

2.Usage:

Mainly used as the detergent builder,and for the use of petroleum,mining,wat

Er-treating industries and so on.

3.Package：

25kg、50kg、1000kg bags or according to customer’s demand.

4.Specification;GB/T 9983-2004

Item	Industrial Grade
Item	Excellent class	First class	Second class
Industrial grade sodium tripolyphosphate(Na5P3O10) , w/% ≥	96	90	85
Phosphorus pentoxide (as P2O5) , w/% ≥	57.0	56.5	55.0
Water insoluble，w/% ≤	0.10	0.10	0.15
Iron (as Fe) , w/% ≤	0.007	0.015	0.030
Whiteness，%& ≥	90	85	80
pH value (1% solution)	9.2 ~ 10.0
Particle size	Through 1.00mm mesh sieve≥95%
Phase l and bulk density:According to customer’s demand.

Zhengzhou Yucai Phosphate Chemical Factory specializes in producing: sodium hexametaphosphate, sodium pyrophosphate, sodium tripolyphosphate, disodium hydrogen phosphate, industrial phosphoric acid, trisodium phosphate, aluminum dihydrogen phosphate, solid aluminum dihydrogen phosphate, liquid dihydrogen phosphate The production of phosphate series such as aluminum and sodium dihydrogen phosphate has been pursued and developed for more than 30 years. Relying on skilled chemical technology and product development, equipment update, and establishing good cooperation and sharing relationships with many universities, in the chemical industry Branded (Yucai Phosphate) in the industry!

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