Agent Name

Tellurium tetraiodide

CAS Number

7790-48-9

Formula

I4-Te

Major Category

Metals

Synonyms

Tellurium iodide (TeI4), (T-4)-; [ChemIDplus] (T-4)-Tellurium iodide (TeI4); [Merck Index] Tellurium (IV) iodide; [Alfa Aesar MSDS] UN2923

Category

Metalloid Compounds (Tellurium)

Description

Gunmetal-gray solid; [Merck Index] Black crystals with an acrid odor; [Alfa Aesar MSDS]

Comments

Hydrolyzed by water forming tellurium dioxide and hydrogen iodide; [Merck Index] Reacts with water; Causes burns; Harmful by ingestion; [Alfa Aesar MSDS] See "Silicon tetraiodide."

Exposure Assessment
TLV (ACGIH)

0.1 mg/m3, as Te [0.01 ppm for inhalable fraction and vapor (iodides)]

PEL (OSHA)

0.1 mg/m3, as Te

IDLH (NIOSH)

25 mg/m3, as Te

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Corrosive solid, toxic, n.o.s."

Adverse Effects
Dermatotoxin

Skin Burns

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Other Information

No other related information on this agent was found.