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Agent Name Sodium sulfide
CAS Number 1313-82-2
Formula Na2-S
Major Category Other Chemicals
Synonyms Disodium monosulfide; Disodium sulfide; Sodium monosulfide; Sodium sulfuret; Sodium sulphide; UN1385; UN1849; [ChemIDplus]
Category Sulfur Compounds
Description White to yellow crystals; Llight tan, yellow, or brick-red lumps or flakes; Deliquescent; [CHEMINFO]
Sources/Uses Used to make pulp and paper, to dehair hides, to treat ores (flotation agent), to precipitate metals from wastewater and sludge, to remove nitrogen oxides from gas streams, to polymerize styrene-butadiene, and to manufacture other chemical products; Used in engraving, lithography, cotton printing, and photography; [CHEMINFO]
Comments Hydrogen sulfide released slowly when exposed to moist air and rapidly when exposed to acids; Sulfur oxides and hydrogen sulfide may be generated during a fire; Corrosive to the eyes and skin; [CHEMINFO] See "Hydrogen sulfide."
Exposure Assessment
Skin Designation (ACGIH) Not evaluated
Vapor Pressure 4.59 x 10 -17 mm Hg
Explanatory Notes The Guide is to the Emergency Response Guidebook for sodium sulfide, anhydrous.
Flammability (NFPA) 1: must be preheated
Adverse Effects
Dermatotoxin Skin Burns
Other Poison Chemical Asphyxiant
Links to Other NLM Databases
Toxicity Information Search TOXNET
Chemical Information Search ChemIDplus
Biomedical References Search PubMed
Related Information in Haz-Map
Processes Industrial Processes with risk of exposure:
Activities Activities with risk of exposure:





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Last updated: September, 2008