What Are the Basic Physical Data And Safety Information of Tungstic Acid?

Physical and chemical properties of tungstic acid: yellow, light orange powder, also presents white powder.

Solubility of tungstic acid: slightly soluble in hot water, soluble in alkali, hydrofluoric acid and ammonia water, almost insoluble in acid

Molecular weight of tungstic acid: 249.86

Relative density of tungstic acid: 5.5

Molecular formula of tungstic acid H2WO4

The molecular weight of tungstic acid is 248.84

The melting point of tungstic acid is 100°C (dec.), when heated to 100°C, one molecule of water will be lost to become tungstic anhydride

The boiling point of tungstic acid is 1473°C

Density of tungstic acid 5.5g/mLat25°C(lit.)

The refractive index of tungstic acid is 2.24

The flash point of tungstic acid is 1473°C

CAS number of tungstic acid: 7783-03-1

EINECS No. 231-975-2 for tungstic acid

The customs code of tungstic acid is 28259011

The hazard category code of tungstic acid is 36/37/38

Safety Instructions for Tungstic Acid 24/25

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