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材料
fused silica
品質等級
agency
meets requirements for USP G5
參數
≤25-250 °C temperature (isothermal or programmed)
β值
313
df
0.20 μm
技術
gas chromatography (GC): suitable
長度 × 內徑
60 m × 0.25 mm
基質活性組
Non-bonded; poly(biscyanopropyl siloxane) phase
柱類型
capillary highly polar
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一般說明
SP®-2340是一种氰基丙基硅氧烷固定相，具有高极性和耐热性。
应用：该非键合色谱柱具有同类中最高的极性。与所有通用双氰丙基丙基色谱柱一样，它可在高温和低温下非常有效的分离脂肪酸甲酯（FAME）、二恶英、碳水化合物和芳族化合物的几何异构体。
USP 代码 ：该柱符合 USP G5 要求。
相：
USP 代码 ：该柱符合 USP G5 要求。
相：
- 非键合
- 聚（双氰丙基硅氧烷）
- 常温至 250°C（等温或程序升温）
應用
涂覆有SP®-2340固定相的毛细管柱可用于顺式/反式异构脂肪酸的气相色谱分析和分离。
其他說明
我们提供各种色谱配件，包括 分析注射器
法律資訊
SP is a registered trademark of Sigma-Aldrich Co. LLC
其他客户在看
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
SP 2340 in the glass capillary chromatography of fatty acid methyl esters.
Heckers HF
Journal of Chromatography A, 136 (2), 311-317 (1977)
C F Poole et al.
Journal of chromatography. A, 912(1), 107-117 (2001-04-20)
The solvation parameter model is used to study the influence of temperature and composition on the selectivity of nine poly(siloxane) and two poly(ethylene glycol) stationary phase chemistries for open-tubular column gas chromatography. A database of system constants for the temperature
Waruna Kiridena et al.
Journal of separation science, 30(5), 740-745 (2007-04-28)
The solvation parameter model is used to characterize the separation properties of the polar stationary phases EC-Wax and PAG with a poly(ethylene oxide) backbone (substituted with propylene oxide in the case of PAG) and the cyanopropyl-substituted polysilphenylene-siloxane stationary phase BPX90
我们的科学家团队拥有各种研究领域经验，包括生命科学、材料科学、化学合成、色谱、分析及许多其他领域.
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