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11664 Sodium sulfide hydrate, tech.

CAS Number
27610-45-3
Synonyms

Stock No. Size Price ($) Quantity Availability
11664-36 500g 45.00
11664-A3 2kg 69.30
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Sodium sulfide hydrate, tech.

MDL
MFCD00149183
EINECS
215-211-5

Chemical Properties

Formula
Na2S•xH2O
Formula Weight
78.04(anhy)
Form
Flake
Melting point
ca 50° dec.
Density
1.427
Storage & Sensitivity
Hygroscopic. Light Sensitive. Ambient temperatures.
Solubility
Soluble in water. Slightly soluble in alcohol. Insoluble in etherSoluble in water. Slightly soluble in alcohol. Insoluble in ether.

Applications

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.

Notes

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

Literature References

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 Hazard and Precautionary Statements

Hazard Statements: H290-H302-H311-H314

May be corrosive to metals. Harmful if swallowed. Toxic in contact with skin. Causes severe skin burns and eye damage.

Precautionary Statements: P234-P260-P264b-P270-P271-P280-P284-P303+P361+P353-P304+P340-P305+P351+P338-P310-P330-P331-P363-P390-P501c

Keep only in original container. Do not breathe dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. Wear respiratory protection. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor/physician. Rinse mouth. Do NOT induce vomiting. Wash contaminated clothing before reuse. Absorb spillage to prevent material damage. Dispose of contents/ container to an approved waste disposal plant

Other References

Merck
14,8681
Hazard Class
8
Packing Group
II
Harmonized Tariff Code
2830.10
TSCA
Yes

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