Agent Name

Niobium diselenide

CAS Number

12034-77-4

Formula

Nb-Se2

Major Category

Metals

Synonyms

Columbium selenide; Niobium selenide; [ChemIDplus] UN3283

Category

Metals, Inorganic Compounds

Description

Black odorless powder; [Alfa Aesar MSDS]

Comments

An irritant; Toxic by ingestion and inhalation; May have cumulative adverse effects; [Alfa Aesar MSDS] See "Niobium." See "Selenium." See "Molybdenum diselenide."

Exposure Assessment
TLV (ACGIH)

0.2 mg/m3, as Se

PEL (OSHA)

0.2 mg/m3, as Se

MAK

0.02 mg/m3, as Se, inhalable fraction

IDLH (NIOSH)

1 mg/m3, as Se

Explanatory Notes

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

Links to Other NLM Databases
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Chemical Information

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