nonsaponifiable


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non·sa·pon·i·fi·a·ble

(non'să-pon'i-fī'a-bĕl),
Not subject to saponification; for example, triacylglycerols are saponifiable but cholesterol is nonsaponifiable.
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References in periodicals archive ?
In particular, these properties depend on the degree of unsaturation of the fatty acids, as well as the quantity and quality of the compounds present in the nonsaponifiable fraction [9].
Another aliquot was used for measuring the radioactivity incorporated into total liver lipids and into the nonsaponifiable fraction plus the fatty acids resulting from a previous saponification reaction with 10% (w/v) KOH in methanol at 85[degrees]C for 45 min.
NutriLayer (INCI: Oryza saliva bran butter) is a nonsaponifiable fraction extracted from non-genetically modified organic rice and is not chemically altered.
The Wisconsin workers found that when cod-liver oil is saponified, the vitamin remains in the nonsaponifiable fraction; therefore, it is a sterol.
NP-10, NP-25, CB-4-34, X-743 and aromatic oil 745 plasticizers are aromatic, chemically inert, and nonsaponifiable. Reportedly exhibit low reactivity and resistance to alkalis, acids and moisture.
The neutral lipophilic nonsaponifiable substances were eluted with n-heptane (Gebhardt, 1993; Aufenanger et al., 1986).
Company's NP-10, NP-25, CB-4-34, X-743 and aromatic oil 745 plasticizers are all aromatic, chemically inert, and nonsaponifiable. They reportedly exhibit low reactivity and resistance to alkalis, acids and moisture.