Betekenis van:
saponification
saponification
Zelfstandig naamwoord
- a chemical reaction in which an ester is heated with an alkali (especially the alkaline hydrolysis of a fat or oil to make soap)
Hyperoniemen
Voorbeeldzinnen
- Saponification
- Saponification value
- Not more than 15 Saponification value
- Not more than 2 Saponification value
- Not more than 1 Saponification value
- 150 ml saponification flask fitted with a reflux condenser having ground-glass joints
- The saponification removes the methyl and phytol ester groups and may partially cleave the cyclopentenyl ring.
- With cod-liver oil and other pure fats the saponification time shall be extended to 45-60 minutes.
- Grinding must be carried out immediately before weighing and saponification otherwise there may be losses of vitamin E.
- Grinding must be carried out immediately before weighing and saponification otherwise there may be losses of vitamin A.
- After saponification the saturated long chain fatty alcohols have a melting range of 49 oC to 55 oC
- Helianthus Annuus Seed Oil Unsaponifiables is the fraction of sunflower, Helianthus annuus, Compositae, seed oil, which has not been transformed into soap during the process of saponification
- Triticum Vulgare Germ Oil Unsaponifiables is the fraction of wheat germ (Triticum vulgare, Gramineae) oil which has not been transformed into soaps during the process of saponification
- The residue of oleic acid, obtained from the saponification of the sorbitan monoleate in assay, has a iodine value between 80 and 100
- at saponification (5.2): due to the amount of fat present in the sample, increasing of potassium hydroxide solution amount (3.4) may be necessary,