Sodium sulfide, anhydrous, Thermo Scientific Chemicals

Product Code. 11354779

Brand: Thermo Scientific Alfa Aesar 065122.06

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.

Specifications

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-sShow MoreShow Less
• PubChem CID: 237873
• SMILES: [Na+].[Na+].[S--]

• 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

Sicurezza e movimentazione

Identificativo prodotto

• Sodium sulfide anhydrous

Avvertenza

• Danger

Categoria di pericolo

• Acute toxicity Category 3
• ACUTE AQUATIC Acute 1
• Serious eye damage/eye irritation Category 1
• Substances and mixtures corrosive to metals Category 1
• Skin corrosion/irritation Category 1 B

Indicazioni di pericolo

• H290-May be corrosive to metals.
• H301-Toxic if swallowed.
• H311-Toxic in contact with skin.
• H314-Causes severe skin burns and eye damage.
• H318-Causes serious eye damage.
• H400-Very toxic to aquatic life.
• EUH031-Contact with acids liberates toxic gas.
• EUH071-Corrosive to the respiratory tract.

Consigli di prudenza

• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
• P303+P361+P353-IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower.
• P310-Immediately call a POISON CENTER/doctor/.

Informazioni supplementari

• MIXTURE LIST-Contains : Sodium sulphide

SDS

RUO – Research Use Only