详细说明
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产品名称
Frequently Asked Questions
Frequently Asked Questions are available for this Product.
Chem/Phys Resistance
温度限值:
? -10°C 至 180°C,等温和程序升温
General description
Astec® CHIRALDEX G-TA is the first choice in the Group 1 CSPs (Surface Interactions, Complex Derivatives). This phase has been shown to be the most broadly-selective phase for the pharmaceutical industry, especially for the analysis of chiral intermediates and drug studies in various stages of clinical trials. Separations occur without the inclusion mechanism and are typically faster and more efficient than most chiral stationary phases. G-TA has also been used to separate parent drug enantiomers and their metabolites. G-TA has its highest selectivity for oxygen-containing analytes like alcohols, diols and polyols as the free alcohol and as an acyl derivative; amines as acyl derivatives; amino alcohols, halogens (Cl>Br>F), amino acids, hydroxy acids, lactones, furans and pyrans. It is also highly selective for halogenated compounds.
法律信息
Astec 为以下机构的注册商标: Sigma-Aldrich Co. LLC
CHIRALDEX 为以下机构的注册商标: Sigma-Aldrich Co. LLC
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性质
material | fused silica |
description | GC capillary column |
packaging | pkg of 1 ea |
Beta value | 500 |
df | 0.12 μm |
application(s) | gas chromatography (GC): suitable |
L × I.D. | 20 m × 0.25 mm |
matrix active group | non-bonded; 2,6-di-O-pentyl-3-trifluoroacetyl derivative of γ-cyclodextrin phase |
column type | capillary chiral |
mode of chromatography | Chiral |