Agent Name

Hafnium tetrachloride

CAS Number

13499-05-3

Formula

Cl4-Hf

Major Category

Metals

Synonyms

Hafnium chloride; Hafnium chloride (HfCl4), (T-4)-; [ChemIDplus] Hafnium(IV) chloride; [Sigma-Aldrich MSDS]

Category

Metals, Inorganic Compounds

Description

Powder; [Sigma-Aldrich MSDS]

Comments

Causes skin and eye irritation in rabbits; Borderline liver effects observed in rats at 1% dietary level (occasionally at 0.1% level); [HSDB] A mild skin irritant; [RTECS] Causes burns; Inhalation may cause corrosive injuries to upper respiratory tract and lungs; Targets the liver; [Sigma-Aldrich MSDS] See "Hafnium." See "Zirconium tetrachloride."

Exposure Assessment
TLV (ACGIH)

0.5 mg/m3, as Hf

PEL (OSHA)

0.5 mg/m3, as Hf

IDLH (NIOSH)

50 mg/m3, as Hf

Adverse Effects
Toxic Pneumonitis

Yes

Hepatotoxin

Hepatotoxin, Secondary

Dermatotoxin

Skin Burns

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Other Information

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