Agent Name

Sodium polysulfide

CAS Number

1344-08-7

Formula

Unspecified

Major Category

Other Classes

Synonyms

Disodium polysulfide; Sodium sulfide(Na2(Sx)); [ChemIDplus] Natriumpolysulfid; SODIUM POLYSULPHIDES; SODIO POLISOLFURO; POLISOLFURO DI SODIO; Stabilisal S flsig; Tetrasulfidlauge; [IUCLID] UN3266

Category

Sulfur Compounds

Description

Reddish-brown solid with an odor like hydrogen sulfide; [ToxPlanet: ECHA REACH Registrations] 25-30% Aqueous solution: Dark red viscous liquid with an odor of rotten eggs; [Columbus Chemical MSDS]

Sources/Uses

Used in chemical synthesis, in the textile processing industry, as a coloring agent, intermediate, and reducing agent; [IUCLID] Used as a monomer in polysulfide polymer production, laboratory reagent, intermediate, and processing aid in the textile industry; [ExPub: ECHA REACH Registrations]

Comments

Causes burns; Toxic by ingestion; [IUCLID] 25-30% Aqueous solution: May evolve hydrogen sulfide gas; Causes burns; Inhalation may cause corrosive injuries to upper respiratory tract and lungs; Moderately toxic by ingestion; [Columbus Chemical MSDS] See "Sodium sulfide" and "Sodium hydrogen sulfide." See "Hydrogen sulfide."

Exposure Assessment
Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Corrosive liquid, basic, inorganic, n.o.s."

Adverse Effects
Toxic Pneumonitis

Yes

Dermatotoxin

Skin Burns

Links to Other NLM Databases
Toxicity Information

Search TOXNET

Chemical Information

Search ChemIDplus

Related Information in HazMap
Processes

Industrial Processes with risk of exposure: