24311
α-DEX™ 225
L × I.D. 30 m × 0.25 mm, df 0.25 μm
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About This Item
UNSPSC Code:
41115710
EC Number:
262-373-8
eCl@ss:
32119290
NACRES:
SB.54
material
fused silica
description
GC capillary column
analyte chemical class(es)
alcohols, amino acids, amphetamines, ketones, terpenes
parameter
30-230 °C temperature
Beta value
250
df
0.25 μm
technique(s)
gas chromatography (GC): suitable
L × I.D.
30 m × 0.25 mm
matrix active group
Chiral, non-bonded; 25% 2,3-di-O-acetyl-6-O-TBDMS-α-cyclodextrin in SPB-20 poly(20% phenyl/80% dimethylsiloxane) phase
application(s)
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)
column type
capillary chiral
separation technique
chiral
General description
Capillary GC column is also known as open tubular column. The carrier gas flows through the central aperture and is unrestricted throughout the length of the column.
The chiral stationary phase in α-DEX 225 columns contains 2,3-di-O-acetyl-6-0-TBDMS-α-cyclodextrin embedded in an intermediate polarity phase.
Features and Benefits
Temp. Limits:
- 30 °C to 230 °C
Other Notes
We offer a variety of chromatography accessories including analytical syringes
Legal Information
DEX is a trademark of Sigma-Aldrich Co. LLC
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Find documentation for the products that you have recently purchased in the Document Library.
Scott RPW.
Introduction to Analytical Gas Chromatography, 101-102 (1997)
Global Trade Item Number
| SKU | GTIN |
|---|---|
| 24311 | 04061833659441 |