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Что (кто) такое Saponification - определение
PROCESS THAT INVOLVES CONVERSION OF FAT OR OIL INTO SOAP AND ALCOHOL BY THE ACTION OF HEAT IN THE PRESENCE OF AQUEOUS ALKALI
Saponifiable; Soaponification; Soponification; Saponified; Saponify; Saponifying; Saponification in art conservation; Sapoonification; Saponifier
, John Singer Sargent, 1884.jpg?width=200 "Detail of Madame X (Madame Pierre Gautreau), John Singer Sargent, 1884, showing saponification in the black dress.")
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Saponification
·noun The act, process, or result, of soap making; conversion into soap; specifically (Chem.), the decomposition of fats and other ethereal salts by alkalies; as, the saponification of ethyl acetate.
Saponification
Saponification is a process that involves the conversion of fat, oil, or lipid, into soap and alcohol by the action of aqueous alkali (e.g.
Saponified
·Impf & ·p.p. of Saponify.
Saponifiable
·adj Capable of conversion into soap; as, a saponifiable substance.
Saponify
·vt To convert into soap, as tallow or any fat; hence (Chem.), to subject to any similar process, as that which ethereal salts undergo in decomposition; as, to saponify ethyl acetate.
Saponifying
·p.pr. & ·vb.n. of Saponify.
saponify
[s?'p?n?f??]
¦ verb (saponifies, saponifying, saponified) Chemistry turn (fat or oil) into soap by reaction with an alkali.
?convert (any ester) into an alcohol and a salt by alkaline hydrolysis.
Derivatives
saponifiable adjective
saponification noun
Origin
C19: from Fr. saponifier, from L. sapo, sapon- 'soap'.
Saponifier
·noun That which saponifies; any reagent used to cause saponification.
Saponification value
![Example of [[saponification]] reaction of a [[triglyceride]] molecule (left) with potassium hydroxide (KOH) yielding [[glycerol]] (purple) and salts of fatty acids ([[soap]]).](https://commons.wikimedia.org/wiki/Special:FilePath/Verseifung Seife V3 KOH.svg?width=200 "Example of [[saponification]] reaction of a [[triglyceride]] molecule (left) with potassium hydroxide (KOH) yielding [[glycerol]] (purple) and salts of fatty acids ([[soap]]).")
NUMBER OF MILLIGRAMS OF POTASSIUM HYDROXIDE REQUIRED TO SAPONIFY 1G OF FAT UNDER THE CONDITIONS SPECIFIED
Unsaponifiable; Saponification number; Unsaponifiables; Unsaponifiable matter
Saponification value or saponification number (SV or SN) represents the number of milligrams of potassium hydroxide (KOH) or sodium hydroxide (NaOH) required to saponify one gram of fat under the conditions specified. It is a measure of the average molecular weight (or chain length) of all the fatty acids present in the sample as triglycerides.
Википедия
Saponification
Saponification is a process of converting esters into soaps and alcohols by the action of aqueous alkali (for example, aqueous sodium hydroxide solutions). Soaps are salts of fatty acids, which in turn are carboxylic acids with long carbon chains. Sodium stearate is a typical soap.
