saponification


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sa·pon·i·fi·ca·tion

 (sə-pŏn′ə-fĭ-kā′shən)
n.
A reaction in which an ester is heated with an alkali, such as sodium hydroxide, producing a free alcohol and a carboxylate salt, especially alkaline hydrolysis of a fat or oil to make soap.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.saponification - a chemical reaction in which an ester is heated with an alkali (especially the alkaline hydrolysis of a fat or oil to make soap)
chemical reaction, reaction - (chemistry) a process in which one or more substances are changed into others; "there was a chemical reaction of the lime with the ground water"
Translations

saponification

[səˌpɒnɪfɪˈkeɪʃn] nsaponificazione f
References in periodicals archive ?
It is dissimilar to outdated soap bars, which constitutes a procedure of saponification of liquefied body fat for example animal fats or else vegetable oils by way of alkali, which is generally sodium hydroxide.
Several tests are performed to indicate several values using edible oil testing chemicals, including but not limited to, iodine, saponification, acid and peroxide values.
The patient developed severe, acute hypocalcaemia (corrected serum calcium level: 1.09 mmol/L; reference range: 2.15 - 2.50 mmol/L), precipitated by pancreatitis-induced saponification and aggressive administration of saline.
The physicochemical properties such as specific gravity, refractive index, free fatty acids, acid value, iodine value, peroxide value, and saponification number of Jatropha oil were made following standard methods of AOCS (AOCS, 1997).
Oil Quality Evaluation: The refined oil samples were analyzed for different quality attributes like free fatty acids, peroxide value, acid value, iodine value, saponification value, color, odor, specific gravity, refractive index and fatty acid profile by following their respective procedures (AOAC, 2000; AOCS 1998).
The oil was stored at -20[degrees]C for further analysis of total lipids content, rancidity, acidity index, saponification number, density, humidity, color parameters and identification and quantification of oil fatty acids.
Manmade chemical changes include saponification in wet chemical fire extinguishers, combustion in fireworks and engines, and batteries.
Soap is the result of the chemical reaction called "saponification" that occurs when fat is combined with lye.
Besides, its typical use for foaming in beverages, quillaia extract is also used to wash vegetables, fruits, formulation of household/commercial liquid soaps without artificial saponification. Thus, due to all its health benefits and widespread applications, the quillaia extract market is expected to witness significant growth during the forecast period.
Physico-chemical Characterization of the Extracted oils was obtained by using standard methods, such as color, odor, pH, density, specific gravity, acid value, Peroxide Value and Saponification value.
The overall process of making the Cold Process Soap takes at least one and a half month as it demands a longer period of time for saponification process from the silicon mould to form the soap, whereas Melt and Pour Soap takes only 24 hours in making.