29688-U
Columna para GC capilar SP®-2560
L × I.D. 200 m × 0.25 mm, df 0.20 μm
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About This Item
UNSPSC Code:
12352211
NACRES:
SB.54
Productos recomendados
material
fused silica
Quality Level
agency
AOAC® 2012.13,Ce 1-h05,996.06
meets requirements for USP G5
parameter
≤25-250 °C temperature (isothermal or programmed)
Beta value
313
df
0.20 μm
technique(s)
gas chromatography (GC): suitable
L × I.D.
200 m × 0.25 mm
matrix active group
Non-bonded; poly(biscyanopropyl siloxane) phase
application(s)
agriculture
clinical
food and beverages
column type
capillary highly polar
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General description
Aplicación: Esta columna enormemente polar de biscianopropilo se diseñó de manera específica para la separación detallada de los isómeros posicionales y geométricos (cis/trans) de los ésteres de metilo de los ácidos grasos (FAME). Es extremadamente eficaz para aplicaciones con isómeros de los FAME:
Código USP: Esta columna cumple los requisitos USP G5.
Fase:
Código USP: Esta columna cumple los requisitos USP G5.
Fase:
- No ligada
- Poli(biscianopropil siloxano)
- Desde debajo de la temperatura ambiente hasta 250 °C (isotérmica o programada)
Legal Information
AOAC is a registered trademark of AOAC International
SP is a registered trademark of Sigma-Aldrich Co. LLC
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Pierluigi Delmonte et al.
Journal of chromatography. A, 1218(3), 545-554 (2010-12-24)
The ionic liquid SLB-IL111 column, available from Supelco Inc., is a novel fused capillary gas chromatography (GC) column capable of providing enhanced separations of fatty acid methyl esters (FAMEs) compared to the highly polar cyanopropyl siloxane columns currently recommended for
W M Nimal Ratnayake et al.
Journal of AOAC International, 85(5), 1112-1118 (2002-10-11)
This study examines the effect of the column operating temperature of 100 m SP-2560 and CP-Sil 88 capillary gas chromatographic (GC) columns on the separation of cis- and trans-octadecenoic (18:1) isomers in partially hydrogenated vegetable oils. The overlapping GC peaks
W M Ratnayake
Journal of AOAC International, 78(3), 783-802 (1995-05-01)
An infrared spectrophotometric (IR) method for the determination of total trans unsaturated fatty acid (trans) content and a combined gas-liquid chromatographic/infrared spectrophotometric (GC/IR) method for determination of fatty acid composition of partially hydrogenated vegetable oils (PHVO) were studied collaboratively in
Shiping Shao et al.
Se pu = Chinese journal of chromatography, 33(11), 1214-1218 (2016-03-05)
A method to determine docosahexenoic acid (DHA) in milk powder by gas chromatography was established. The milk powder samples were hydrolyzed with hydrochloric acid, extracted to get total fatty acids by Soxhlet extractor, then esterified with potassium hydroxide methanol solution
Noelia Aldai et al.
Lipids, 47(8), 821-825 (2012-06-15)
Rumen metabolism (e.g., biohydrogenation) of dietary unsaturated fatty acids (FA) is one of the main reasons why ruminant fats tend to be highly saturated and contain many isomerized FA intermediates. The process by which long-chain (20- to 24-carbon FA) polyunsaturated
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