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Sodium tripolyphosphate

Molecular Formula:Na5P3O10
Molecular Weight:367.86
CAS NO.:7758-29-4
Standard executed:GB/T 9983-2004
Appearance: white granule or powder.
Uses: Mainly used as synthetic detergent additives, can also be used in petroleum, metallurgy, mining, water treatment and other industries.
Packing :25kg, 50kg bag; Container ton bag; Customer requirements.
Technical indicator: GB/T 9983-2004

Specification

Item

Industrial grade

Superior grade

Top grad

Second grade

Sodium tripolyphosphate
(Na5P3O10),w/% ≥

96

90

85

Phosphorus pentoxide, w/% ≥

57.0

56.5

55.0

Water insoluble matter, w/%≤

0.10

0.10

0.15

Ferrum (as Fe),w/% ≤

0.007

0.015

0.030

Whiteness, % ≥

90

85

80

PH(1% solution)

9.2-10.0

Size of grain

The screening rate of 1.00mm test screen is not less than 95%

Type I content and apparent density meet customer requirements.


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