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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
Item	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.