Sodium sesquicarbonate
Structural formula | |||||||||||||
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General | |||||||||||||
Surname | Sodium sesquicarbonate | ||||||||||||
other names |
E 500iii |
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Molecular formula | C 2 HNa 3 O 6 or Na 2 CO 3 • NaHCO 3 | ||||||||||||
Brief description |
white solid |
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External identifiers / databases | |||||||||||||
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properties | |||||||||||||
Molar mass | 190.00 g mol −1 | ||||||||||||
Physical state |
firmly |
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density |
2.11 g cm −3 |
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solubility |
soluble in water |
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safety instructions | |||||||||||||
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As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . |
Sodium sesquicarbonate is a chemical compound , the double salt of sodium hydrogen carbonate and sodium carbonate .
Occurrence
Sodium sesquicarbonate occurs naturally in the form of the dihydrate Na 2 CO 3 · NaHCO 3 · 2H 2 O as the mineral trona .
Extraction and presentation
Sodium sesquicarbonate can be obtained by reacting sodium hydrogen carbonate and sodium carbonate.
It is also formed when a solution of sodium hydrogen carbonate is heated.
properties
Sodium sesquicarbonate is a white solid that appears in small needle-shaped crystals that is soluble in water.
use
Sodium sesquicarbonate is used as bath salt , used in leather tanning, as a detergent, and as a mild soap for general purposes.
Individual evidence
- ↑ a b c d Ruth Winter: A Consumerýs Dictionary of Household, Yard and Office Chemicals Complete Information About Harmful and Desirable Chemicals Found in Everyday Home Products, Yard Poisons, and Office Polluters . iUniverse, 2007, ISBN 1-4620-6578-3 , pp. 291 ( limited preview in Google Book search).
- ↑ a b Entry on sodium sesquicarbonate in the Hazardous Substances Data Bank , accessed January 10, 2019.
- ↑ This substance has either not yet been classified with regard to its hazardousness or a reliable and citable source has not yet been found.
- ↑ Erwin Riedel, Christoph Janiak: Inorganic Chemistry . Walter de Gruyter, 2011, ISBN 978-3-11-022566-2 , p. 958 ( limited preview in Google Book search).
- ↑ David G. Urban: How to Formulate and Compound Industrial Detergents . David G. Urban, 2002, ISBN 978-1-58898-868-3 , pp. 7 ( limited preview in Google Book search).
- ↑ Georg Frerichs, Georg Arends, Heinrich Zörnig: Hager's handbook of pharmaceutical practice for pharmacists, drug manufacturers, druggists, doctors and medical officials . Springer-Verlag, 2013, ISBN 978-3-642-90729-6 , pp. 210 ( limited preview in Google Book search).
- ↑ Hans Irion: Drogisten-Lexikon - A textbook and reference book for chemists and related professions, chemical technicians, laboratory assistants, wholesalers and industry Third volume specialist technology, cosmetics, regulations . Springer-Verlag, 2013, ISBN 978-3-642-92723-2 , pp. 261 ( limited preview in Google Book search).
- ↑ Fred Winter: Handbook of the Entire Perfumery and Cosmetics . Springer-Verlag, 2013, ISBN 978-3-7091-2074-3 , pp. 165 ( limited preview in Google Book search).