Agent Name

Cuprous sulfide

CAS Number

22205-45-4

Formula

Cu2-S

Major Category

Metals

Synonyms

Copper sulfide (Cu2S); Cuprasulfide; Dicopper monosulfide; Dicopper sulfide; Copper(I) sulfide; Dicopper sulphide; [ChemIDplus]

Category

Metals, Inorganic Compounds

Description

Blue to greyish-black solid; [Merck Index] Powder; [Sigma-Aldrich MSDS] Chalcocite: Grey odorless chunks; [Alfa Aesar MSDS]

Sources/Uses

Occurs naturally in the mineral chalcocite--also known as copper glance; Used in luminous paints, electrodes for thermoelements, solid lubricants, and as a catalyst; [Merck Index]

Comments

May cause irritation; [Sigma-Aldrich MSDS]

Exposure Assessment
TLV (ACGIH)

1 mg/m3, as Cu

PEL (OSHA)

1 mg/m3, as Cu

MAK

0.01 mg/m3, respirable fraction (Cu, inorganic cmpnds)

IDLH (NIOSH)

100 mg/m3, as Cu

Links to Other NLM Databases
Toxicity Information

Search TOXNET

Chemical Information

Search ChemIDplus

Related Information in HazMap
Processes

Industrial Processes with risk of exposure: