Sodium Tungstate Dihydrate

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0 Metric Ton	Negotiable

0 Metric Ton

Negotiable

Min.Order :0 Metric Ton
Purity: 99

Keywords

Sodium Tungstate Dihydrate Sodium Tungstate Dihydrate Sodium Tungstate Dihydrate

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Product Information

Chemical Name Sodium Tungstate Dihydrate

CAS # 10213-10-2

EINECS 236-743-4

Formula H4Na2O6W

Molecular Weight 329.86

Description

Colorless crystals or white crystalline powder. Weathering in dry air, when tempreture achive 100°C it will lose crystal water.Soluble in water.Insoluble in ethanol and acid. Relative density is 3.23 ~ 3.25. Melting point is 698 °C (anhydrous).

Application

It’s widely used in:

• the manufacture of metal tungsten, tungsten, tungsten acid salts, dyes, inks, catalyst, etc

Datasheet

Item	Specifications
Na2WO4•2H2O, %	≥98.0
Wo3, %	≥69
Fe, %	≤0.002
As, %	≤0.002
SO4, %	≤0.02
Pb, %	≤0.002
Cl, %	≤0.03
Water Insoluble Matter, %	≤0.01

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