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

11664 Sodium sulfide hydrate, tech.

CAS-Nummer
27610-45-3
Synonyme

Größe Preis ($) Menge Verfügbarkeit
500g 42,80
2kg 66,60
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Sodium sulfide hydrate, tech.

MDL
MFCD00149183
EINECS
215-211-5

Chemische Eigenschaften

Formel
Na2S•xH2O
Molmasse
78.04(anhy)
Form
Flake
Schmelzpunkt
ca 50° dec.
Dichte
1.427
Sensitivität
Light Sensitive & Hygroscopic
Löslichkeit
Soluble in water. Slightly soluble in alcohol. Insoluble in etherSoluble in water. Slightly soluble in alcohol. Insoluble in ether.

Anwendungen

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.

Bemerkungen

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

Literaturverweise

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.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H302-H311-H314-H318

Harmful if swallowed. Toxic in contact with skin. Causes severe skin burns and eye damage. Causes serious eye damage.

Sicherheitshinweise: P260u-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501a

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. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Merck
14,8681
Gefahrenklasse
8
Verpackungsgruppe
II
Harmonized Tariff Code
2830.10
TSCA
Yes

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