TUNGSTEN DICHLORIDE DIOXIDE Property

Melting point:

265°C

Boiling point:

227 °C

Density 

4.670

solubility 

insoluble in H2O

form 

Powder

color 

Light yellow

Water Solubility 

Soluble in cold water. Decomposes in hot water.

Sensitive 

Moisture Sensitive

Exposure limits

ACGIH: TWA 3 mg/m3
NIOSH: TWA 5 mg/m3; TWA 1 mg/m3; STEL 10 mg/m3; STEL 3 mg/m3

CAS DataBase Reference

13520-76-8

Safety

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26

RIDADR 

UN3260

WGK Germany 

3

HazardClass 

8

PackingGroup 

II

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

TUNGSTEN DICHLORIDE DIOXIDE Chemical Properties,Usage,Production

Chemical Properties

pale yellow crystal(s) solid; obtained by reacting CCl4 and WO2 at 250°C [KIR83]

Uses

Tungsten dichloride dioxide is used as a chemical intermediate.