Naslov: | Extraction of lutein from Marigold flower petals - Experimental kinetics and modelling |
---|
Avtorji: | ID Hojnik Niderl, Maša (Avtor) ID Škerget, Mojca (Avtor) ID Knez, Željko (Avtor) |
Datoteke: | http://dx.doi.org/10.1016/j.lwt.2007.11.017
|
---|
Jezik: | Angleški jezik |
---|
Vrsta gradiva: | Neznano |
---|
Tipologija: | 1.01 - Izvirni znanstveni članek |
---|
Organizacija: | FKKT - Fakulteta za kemijo in kemijsko tehnologijo
|
---|
Opis: | The extraction kinetics behaviour of lutein from Marigold flower petals and simultaneous alkali hydrolysis has been studied. Extraction was carried out by varying following operating conditions: type of organic solvent, temperature, ratio liquid: material, concentration of alkali solution, and particle size of plant material. Experimental extraction curves were analysed with a mathematical model derived from Fick's second law. The extraction of lutein appeared to be governed by slow and fast diffusion processes. Results showed that the intra-particle diffusion was the rate-governing step of the extraction process, and that the chosen model gives very good approximation of experimental data. |
---|
Ključne besede: | lutein, marigold, conventional extraction, diffusivity, mass transfer |
---|
Leto izida: | 2008 |
---|
PID: | 20.500.12556/DKUM-26244  |
---|
UDK: | 66-987:544.4 |
---|
COBISS.SI-ID: | 12546070  |
---|
ISSN pri članku: | 0023-6438 |
---|
NUK URN: | URN:SI:UM:DK:TEKLSPQ5 |
---|
Datum objave v DKUM: | 31.05.2012 |
---|
Število ogledov: | 2372 |
---|
Število prenosov: | 113 |
---|
Metapodatki: |  |
---|
Področja: | Ostalo
|
---|
:
|
Kopiraj citat |
---|
| | | Skupna ocena: | (0 glasov) |
---|
Vaša ocena: | Ocenjevanje je dovoljeno samo prijavljenim uporabnikom. |
---|
Objavi na: |  |
---|
Postavite miškin kazalec na naslov za izpis povzetka. Klik na naslov izpiše
podrobnosti ali sproži prenos. |