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27610-45-3 - Sodium sulfide hydrate, tech. - 11664 - Alfa Aesar

11664 Sodium sulfide hydrate, tech.

Número CAS
27610-45-3
Nombre Alternativo

Tamaño Precio ($) Cantidad Disponibilidad
500g 42,80
2kg 66,60
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Sodium sulfide hydrate, tech.

MDL
MFCD00149183
EINECS
215-211-5

Propiedades químicas

Fórmula
Na2S•xH2O
Peso molecular
78.04(anhy)
Formulario
Flake
Punto de fusión
ca 50° dec.
Densidad
1.427
Sensibilidad
Light Sensitive & Hygroscopic
Solubilidad
Soluble in water. Slightly soluble in alcohol. Insoluble in etherSoluble in water. Slightly soluble in alcohol. Insoluble in ether.

Aplicaciones

Sodium sulfide hydrate is used as an oxygen scavenger in water treatment, bleaching agent in textile industry, desulfurising and as a dechlorinating agent and in leather industry, sulfonation and sulfomethylation agent in chemical industry. It is involved in the production of rubber chemicals and sulfur dyes. It is also used to prepare 3-nitroaniline from 1,3-dinitrobenzene and thioethers from alkyl halide. It plays an important role in other applications such as ore flotation, oil recovery, making dyes, and detergent. In addition, it is used in pulp and paper industry in the Kraft process.

Notas

Hygroscopic. Light, air and moisture sensitive. Incompatible with acids, oxidizing agents, zinc alloys and aluminum alloys.

Referencias documentales

Solé, A.; Miró, L.; Barreneche, C.; Martorell, I.; Cabeza, L. F. Corrosion of metals and salt hydrates used for thermochemical energy storage. Renewable Energy 2015, 75, 519-523.

Garrett, B. G.; Srinivas, K.; Ahring, B. K. Performance and stability of Amberlite™ IRA-67 ion exchange resin for product extraction and pH control during homolactic fermentation of corn stover sugars. Biochem. Eng. J. 2015, 94, 1-8.

Indicaciones de peligro y de precaución del GHS

Indicaciones de peligro (UE): H311-H302-H314-H318-H400

Toxic in contact with skin. Harmful if swallowed. Causes severe skin burns and eye damage. Causes serious eye damage. Very toxic to aquatic life.

Indicaciones de precaución: P260-P273-P280-P303+P361+P353-P305+P351+P338-P361-P301+P330+P331-P304+P340-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Avoid release to the environment. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Otras referencias

Merck
14,8681
Clase de peligro
8
Grupo de embalaje
II
Código de tarifa arancelaria unificado
2830.10
TSCA
Yes

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