Difference between revisions of "Potassium sodium tartrate"

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Potassium Sodium Tartrate Tetrahydrate, more commonly known as Rochelle Salt, is a double salt of tartaric acid first prepared (in about 1675) by an apothecary, Pierre Seignette, of La Rochelle, France.
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'''Potassium sodium tartrate''' ('''tetrahydrate'''), more commonly known as '''Rochelle Salt''', is a double salt of tartaric acid first prepared (around 1675) by an apothecary, Pierre Seignette, of La Rochelle, France.
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==Properties==
 
==Properties==
 
===Chemical===
 
===Chemical===
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===Relevant Sciencemadness threads===
 
===Relevant Sciencemadness threads===
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[[Category:Chemical compounds]]
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[[Category:Organic compounds]]
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[[Category:Potassium compounds]]
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[[Category:Sodium compounds]]
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[[Category:Tartrates]]
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[[Category:Double salts]]

Revision as of 15:53, 7 February 2016

Potassium sodium tartrate
Names
IUPAC name
Sodium potassium L(+)-tartrate tetrahydrate
Other names
Rochelle Salt
Seignette Salt
Properties
KNaC4H4O6·4H2O
Appearance large colorless monoclinic needles
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Potassium sodium tartrate (tetrahydrate), more commonly known as Rochelle Salt, is a double salt of tartaric acid first prepared (around 1675) by an apothecary, Pierre Seignette, of La Rochelle, France.

Properties

Chemical

Physical

Uses

  • Potassium Sodium Tartrate is used in the preparation of Biuret reagent.
  • Potassium Sodium Tartrate is used in the the preparation of Fehling's Solution
  • Potassium Sodium Tartrate is used in "crystal" microphones.
  • Potassium Sodium Tartrate is used as an alkaline buffer.
  • Potassium Sodium Tartrate has been used as a laxative.

Availability

Potassium Sodium Tartrate is readily available on EBay.

Preparation

Delete this section if not applicable

Projects

Handling

Safety

Storage

Potassium Sodium Tartrate is very deliquescent and should be stored in a sealed container.

Disposal

References

Relevant Sciencemadness threads