TELLURIUM (IV) IODIDE Property

Melting point:

280°C

Density 

5.05 g/mL at 25 °C(lit.)

solubility 

reacts with H2O; slightly soluble in acetone

form 

Crystalline

Specific Gravity

5.403

color 

black orthorhombic crystals, crystalline

Water Solubility 

Decomposes slowly in cold water to TeO{2} and HI

Sensitive 

Moisture Sensitive

Merck 

14,9127

Exposure limits

ACGIH: TWA 0.1 mg/m3
NIOSH: IDLH 25 mg/m3; TWA 0.1 mg/m3

CAS DataBase Reference

7790-48-9(CAS DataBase Reference)

EPA Substance Registry System

Tellurium iodide (TeI4), (T-4)- (7790-48-9)

Safety

Hazard Codes 

C

Risk Statements 

20/21/22-34

Safety Statements 

22-26-27-36/37/39-45

RIDADR 

UN 3260 8/PG 2

WGK Germany 

3

TSCA 

Yes

HazardClass 

8

PackingGroup 

II

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Hazard statements

H302Harmful if swallowed

H312Harmful in contact with skin

H314Causes severe skin burns and eye damage

H318Causes serious eye damage

H332Harmful if inhaled

Precautionary statements

P301+P330+P331IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

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

P405Store locked up.

TELLURIUM (IV) IODIDE Chemical Properties,Usage,Production

Chemical Properties

-4 mesh with 99.9% purity; grayish black volatile crystal(s); stable in moist air [MER06] [KIR83] [CER91]

Uses

Tellurium(IV) iodide is used in chemical research.