Tungsten trioxide CAS:1314-35-8

Tungsten trioxide CAS:1314-35-8 Product Introduction

English name: Tungsten trioxide

CAS number: 1314-35-8

Molecular formula: O3W

Molecular weight: 231.84

EINECS Number: 215-231-4

Melting point ：1470- 1475°C

Boiling point 1837°C (estimate)

Density： 7. 16g/mL at 25°C (lit.

Storage conditions: Room Temperature

Morphology: powder

Color:Yellow to greenish- yellow

Tungsten trioxide  Characteristic：

Chemical properties Light yellow powder. Insoluble in water and general inorganic acids, soluble in hot lye, slightly soluble in hydrofluoric acid.

Uses：

1.used for making metal tungsten, alloy steel, fireproof fabrics, etc., and used in the ceramic industry as an analytical reagent, and also used for the preparation of metal tungsten and tungsten salt. Used as a raw material for making metal tungsten.

2.For making cemented carbide, drawing tungsten wire, powder metallurgy, making x- ray screen and fireproof fabric.

3.It can also be used as a colorant and analytical reagent for ceramics.

4.Used to manufacture metal tungsten powder, tungsten carbide powder, cemented carbide and other tungsten products.

Packing:

25kg cardboard drum or plastic woven bag.

storage and transportation:

Store at room temperature away from light Avoid direct sunlight

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