24023
SP®-2340 Kapillar-GC-Säule
L × I.D. 60 m × 0.25 mm, df 0.20 μm
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About This Item
UNSPSC-Code:
41115710
eCl@ss:
32119290
Empfohlene Produkte
Materialien
fused silica
Agentur
meets requirements for USP G5
Parameter
≤25-250 °C temperature (isothermal or programmed)
Beta-Wert
313
df
0.20 μm
Methode(n)
gas chromatography (GC): suitable
L × ID
60 m × 0.25 mm
Aktive Matrixgruppe
Non-bonded; poly(biscyanopropyl siloxane) phase
Säulenart
capillary highly polar
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Allgemeine Beschreibung
SP®-2340 is a cyanopropylsiloxane stationary phase, and has high polarity and temperature resistance.
Temp.-Grenzen:
McReynolds-Zahlen.: x′ y′ z′ u′ s′ = 419 654 541 758 637
- unter Raumtemperatur bis 250 °C
McReynolds-Zahlen.: x′ y′ z′ u′ s′ = 419 654 541 758 637
Anwendung
Capillary column coated with SP®-2340 stationary phase may be used in gas chromatographic analysis and separation of cis/trans isomeric fatty acids.
Sonstige Hinweise
We offer a variety of chromatography accessories including analytical syringes
Rechtliche Hinweise
SP is a registered trademark of Sigma-Aldrich Co. LLC
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SP 2340 in the glass capillary chromatography of fatty acid methyl esters.
Heckers HF
Journal of Chromatography A, 136 (2), 311-317 (1977)
R H Thompson et al.
Lipids, 16(9), 694-699 (1981-09-01)
Paris of C-24 epimeric sterols have been very difficult to separate by physical emthods. We report here the partial or complete separation of the trimethylsilyl ethers of nine pairs of C-24 epimeric sterols by gas liquid chromatography on a glass
Mikael Harju et al.
Journal of chromatography. A, 1019(1-2), 111-126 (2003-12-03)
Comprehensive two-dimensional gas chromatography (GC x GC) of the 209 polychlorinated biphenyls (CBs) was carried out using a longitudinally modulated cryogenic system (LMCS) and liquid carbon dioxide as cryogen. The effluent from a non-polar column was modulated and further separated
T Iida et al.
Journal of lipid research, 24(2), 211-215 (1983-02-01)
Capillary gas-liquid chromatographic separation was studied for the complete set of the 26 theoretically possible isomers of mono-, di-, and trihydroxylated 5 beta-cholanic acids, which differ from one another in the number, position, and configuration of hydroxyl groups at C-3
H Heckers et al.
The American journal of clinical nutrition, 31(6), 1041-1049 (1978-06-01)
Fatty acid patterns were determined in 83 brands of margarine, 9 brands of low-calorie margarine and 18 brands of shortening, frying and cooking fat purchased at random from the retail marker in the Federal Republic of Germany in 1973/1974, and
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