Chemical reagent
Sodium Tripolyphosphate

Product name

Sodium Tripolyphosphate

Specification

Reagent grade

Molecular formula

Na5P3O10

CAS

7758-29-4

H.S. CODE

2835319000

Molecular weight

367.86

Appearance

White powder

Package

25KG Woven bags or fiber drums

Property

    White powder. Soluble in water, a micro alkaline solution. Melting point is 622℃.Density is 1.5 g/cm3 (20 C).

Application:

    Ph adjustment.

Test standardEnterprise Standard


Test items

Specification

AR grade

CP grade

Appearance

White powder

White powder

P2O5

56.0~60.0%

56.0~60.0%

Appearance of solution

Conform

Conform

Water insoluble

0.02%

0.05%

Sulfate

0.05%

0.1%

Chloride

0.005%

≤0.01%

Phosphate

Conform

Conform

Iron

0.02%

0.05%

Arsenic

0.002%

0.002%

Heavy metals

0.005%

0.01%

Storage

    Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Store protected from moisture.

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