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  7. Sodium sulfide, anhydrous, Thermo Scientific Chemicals

Sodium sulfide, anhydrous, Thermo Scientific Chemicals

Catalog No. AA6512206
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Catalog No. AA6512206 Supplier Thermo Scientific Chemicals Supplier No. 06512206
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Description

In organic chemicals, dyes rayon, leather and paper, in hydrometallurgy of gold ore, sulfiding oxidized lead and copper ores, and as an analytical reagentSodium sulfide is used mainly in the pulp and paper industry in the Kraft process. It serves as an oxygen scavenger agent in water treatment. Other applications include ore flotation, oil recovery, making dyes and detergents. In the leather processing industry, it is utilized for liming operation as an unhairing agent. It is also used in the textile industry as a bleaching and desulfurizing agent and as a dechlorinating agent in chemical photography for toning black and white photographs as well as metals precipitant. It plays an important role as a sulfonation and sulfomethylation agent in the chemical industry and in the production of rubber chemicals, sulfur dyes and other chemical compounds.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 1313-82-2
Molecular Formula Na2S
Molecular Weight (g/mol) 78.04
MDL Number MFCD00003498
InChI Key GRVFOGOEDUUMBP-UHFFFAOYSA-N
Synonym sodium sulfide, sodium sulfide na2s, disodium monosulfide, na2s, disodium sulphide, sodium sulfide van, hsdb 772, sodium sulfide, anhydrous dot, sodum sulfuret, na2-s
PubChem CID 237873
SMILES [Na+].[Na+].[S--]

Specifications

Melting Point 950°C
Physical Form Granules
Quantity 5 g
Solubility Information Soluble in water. Decomposes in acid. Slightly soluble in alcohol. Insoluble in etherSoluble in water. Slightly soluble in alcohol. Insoluble in ether.
IUPAC Name disodium sulfanediide
Formula Weight 78.04
Sensitivity Hygroscopic; Light sensitive
Density 1.856 g/mL
Chemical Name or Material Sodium sulfide, anhydrous

Safety and Handling

Hazard Category H290-H301+H311-H314-H500
Precautionary Statement P234-P260-P264b-P270-P271-P280-P284-P303+P361+P353-P304+P340-P305+P351+P338-P310-P330-P331-P363-P390-P501c
DOTInformation Hazard Class: 4.2; Packaging Group: II
EINECSNumber 215-211-5
RTECSNumber WE1905000
TSCA Yes
Recommended Storage Ambient temperatures
SDS

RUO – Research Use Only

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