581515-U
Ascentis® Si (5 µm) HPLC Columns
L × I.D. 25 cm × 21.2 mm, HPLC Column
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关于此项目
UNSPSC Code:
41115700
eCl@ss:
32110501
NACRES:
SB.52
L × i.d.:
25 cm × 21.2 mm
Particle size:
5 μm
Matrix active group:
silica phase
Pore size:
100 Å
Matrix:
fully porous particle, silica gel high purity, spherical
产品名称
Ascentis® Si HPLC 色谱柱, 5 μm particle size, L × I.D. 25 cm × 21.2 mm
material
stainless steel column
agency
suitable for USP L3
product line
Ascentis®
feature
endcapped: no
manufacturer/tradename
Ascentis®
packaging
1 ea of
parameter
≤70 °C temp. range, 400 bar pressure (5801 psi)
technique(s)
HPLC: suitable
L × I.D.
25 cm × 21.2 mm
surface area
450 m2/g
impurities
<5 ppm metals
matrix
fully porous particle, silica gel high purity, spherical
matrix active group
silica phase
particle size
5 μm
pore size
100 Å
operating pH range
2-6
application(s)
food and beverages
separation technique
hydrophilic interaction (HILIC), normal phase
Quality Level
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General description
Ascentis 系列色谱柱是 Supelco 科学家推出的第四代 HPLC 色谱柱技术。Ascentis 系列色谱柱是以高纯硅胶为基质，孔径 100Å，硅胶粒径为 3、5 和 10 微米。该色谱柱用于小分子的应用，柱内径可从微径柱（1.0mm 内径）扩展到制备尺寸（50mm 内径）。该系列包括 C18、C8、苯基、Si 和内嵌极性基团相（反相酰胺）。
Ascentis Si 是具有高载样量和优良峰形的硅胶柱。Ascentis Si 在正相和 HILIC/ANP（水性正相）模式下都可使用。
Ascentis Si 是具有高载样量和优良峰形的硅胶柱。Ascentis Si 在正相和 HILIC/ANP（水性正相）模式下都可使用。
Legal Information
Ascentis is a registered trademark of Merck KGaA, Darmstadt, Germany
Shigehisa Uchiyama et al.
Analytical chemistry, 80(9), 3285-3290 (2008-03-18)
A new method for the simultaneous determination of ozone and carbonyls in air using a two-bed cartridge system has been developed. Each bed consists of reagent-impregnated silica particles. The first contains trans-1,2-bis-(4-pyridyl) ethylene (BPE) while the second contains 2,4-dinitrophenylhydrazine (DNPH).
Paweł Kubica et al.
Journal of chromatography. A, 1289, 13-18 (2013-04-04)
Two analytical procedures are proposed where HILIC and RPLC techniques are coupled with tandem mass spectrometry detection for rapid determination of trace amounts of nicotine in zero-level liquids for electronic cigarettes. Samples are prepared on the basis of the approach
Deborah Benhaim et al.
Journal of chromatography. A, 1217(1), 65-74 (2009-11-27)
This study investigates lipophilicity determination by chromatographic measurements using the polar embedded Ascentis RP-Amide stationary phase. As a new generation of amide-functionalized silica stationary phase, the Ascentis RP-Amide column is evaluated as a possible substitution to the n-octanol/water partitioning system
Szabolcs Fekete et al.
Journal of pharmaceutical and biomedical analysis, 50(5), 703-709 (2009-06-30)
The performance of a narrow bore silica based monolith column (5 cm x 2 mm) was compared to 5 cm long narrow bore (internal diameter < or = 2.1 mm) columns, packed with shell particles (2.7 microm) and totally porous
Szabolcs Fekete et al.
Journal of pharmaceutical and biomedical analysis, 49(1), 64-71 (2008-11-29)
The performance of 5 cm long columns packed with shell particles was compared to totally porous sub-2 microm particles in gradient and isocratic elution separations of hormones (dienogest, finasteride, gestodene, levonorgestrel, estradiol, ethinylestradiol, noretistherone acetate, bicalutamide and tibolone). Peak capacities
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