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72003AST

Supelco

Astec® CHIRALDEX A-DA Capillary GC Column

L × I.D. 30 m × 0.25 mm, df 0.12 μm

Sinonimo/i:

GC column, chiral, alpha-dextran

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About This Item

Codice UNSPSC:
41115710
NACRES:
SB.54

Materiali

fused silica

Descrizione

GC capillary column

Confezionamento

pkg of 1 ea

Parametri

-10-200 °C temperature (isothermal)
-10-220 °C temperature (programmed)

Beta

500

df

0.12 μm

tecniche

gas chromatography (GC): suitable

Lungh. × D.I.

30 m × 0.25 mm

Gruppo funzionale matrice

non-bonded; 2,6-di-O-pentyl-3-methoxy derivative of α-cyclodextrin phase

applicazioni

agriculture
chemicals and industrial polymers
cleaning products
clinical
cosmetics
environmental
flavors and fragrances
food and beverages
forensics and toxicology
life science and biopharma
personal care
pharmaceutical (small molecule)

Tipo di colonna

capillary chiral

Tecnica di separazione

chiral

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Descrizione generale

Incorporates a phase consisting of a 2,6-di-O-pentyl-3-methoxy derivative of α-cyclodextrin. This phase is good for separations of heterocyclic amines. It has different selectivity from other phases and often shows reversal in elution from the PH phases. MAOT = 200 °C isothermal, 220 °C programmed.

Resistenza chim/fis

Temp. Limits:
  • -10 °C to 200 °C isothermal, 220 °C programmed

Altre note

We offer a variety of chromatography accessories including analytical syringes

Note legali

Astec is a registered trademark of Merck KGaA, Darmstadt, Germany
CHIRALDEX is a trademark of Sigma-Aldrich Co. LLC

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Use of three molecularly toroid phases for the gas chromatography of some volatile oil constituents, and comparison with liquid crystal phases
Betts, T.J.
Journal of Chromatography A, 606 (2), 281-284 (1992)
T J Betts
Journal of chromatography. A, 936(1-2), 33-46 (2002-01-05)
Retention ratios of an unknown solute peak from a volatile oil can help to identify its chemical type. Relative retentions on conventional stationary phases can be used to calculate a polar/non-polar ratio which may suggest it is an aromatic solute

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