推荐产品
product name
Ascentis ® C18 HPLC 色谱柱, 5 μm particle size, L × I.D. 25 cm × 4.6 mm
物料
stainless steel column
质量水平
Agency
suitable for USP L1 (Similar to Phenomenex Luna C18)
产品线
Ascentis®
特点
endcapped
制造商/商品名称
Ascentis®
包装
1 ea of
标记范围
25% Carbon loading
参数
≤70 °C temp. range
400 bar pressure (5801 psi)
技术
HPLC: suitable
LC/MS: suitable
长度 × 内径
25 cm × 4.6 mm
表面积
450 m2/g
表面覆盖度
3.7 μmol/m2
杂质
<5 ppm metals
基质
fully porous particle
silica gel high purity, spherical
基质活性基团
C18 (octadecyl) phase
粒径
5 μm
孔径
100 Å
operating pH range
2-8
应用
food and beverages
分离技术
reversed phase
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相关类别
一般描述
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 C18 是特别稳定可靠的首选 HPLC 色谱柱，即使对于难以分离的化合物也能提供对称的峰形和出色的保留性能。
Ascentis C18 是特别稳定可靠的首选 HPLC 色谱柱，即使对于难以分离的化合物也能提供对称的峰形和出色的保留性能。
应用
- Identification of recombinant human insulin and biosynthetic insulin analogues by multiplexed targeted unlabeled mass spectrometry of proteotypic tryptic peptides.: This study utilized the Ascentis® C18 HPLC column for the separation of proteotypic tryptic peptides in the identification of insulin analogues, highlighting its application in targeted mass spectrometry for proteomic analysis (Qasem RJ et al., 2019).
- Development and validation of a novel stability-indicating HPLC method for the simultaneous assay of betamethasone-17-valerate, fusidic acid, potassium sorbate, methylparaben and propylparaben in a topical cream preparation.: This research developed and validated an HPLC method using the Ascentis® C18 HPLC column for the simultaneous assay of multiple compounds, demonstrating its robustness in stability testing of pharmaceutical formulations (Byrne J et al., 2014).
- HPLC-DAD and HPLC-ESI-MS/MS methods for metabolite profiling of propolis extracts.: The study employed the Ascentis® C18 HPLC column for metabolite profiling of propolis extracts using HPLC-DAD and HPLC-ESI-MS/MS, showcasing its effectiveness in complex natural product analysis (Pellati F et al., 2011).
- Practical comparison of 2.7 microm fused-core silica particles and porous sub-2 microm particles for fast separations in pharmaceutical process development.: This article compared different HPLC column technologies, including the Ascentis® C18, highlighting its performance in fast separations critical for pharmaceutical process development (Abrahim A et al., 2010).
特点和优势
- 出色的保留性能
- 优良的峰形对称性
- 重现性好
- 与 LC-MS 完全兼容
法律信息
Ascentis is a registered trademark of Merck KGaA, Darmstadt, Germany
保护柱套
WGK
nwg
闪点(°F)
Not applicable
闪点(°C)
Not applicable
法规信息
新产品
Michael Kühl et al.
eLife, 9 (2020-01-22)
Far-red absorbing chlorophylls are constitutively present as chlorophyll (Chl) d in the cyanobacterium Acaryochloris marina, or dynamically expressed by synthesis of Chl f, red-shifted phycobiliproteins and minor amounts of Chl d via far-red light photoacclimation in a range of cyanobacteria
Federica Vacondio et al.
Journal of pharmaceutical and biomedical analysis, 46(1), 200-205 (2007-10-26)
A rapid, simple and sensitive liquid chromatography-mass spectrometry (LC-MS) method was developed and validated for the determination of the imidazole H(3) antagonist ROS203 in rat plasma, using the superior homologue ROS287 as internal standard. Analyses were performed on an Agilent
Federica Pellati et al.
Journal of pharmaceutical and biomedical analysis, 55(5), 934-948 (2011-04-19)
In this study, the composition of polyphenols (phenolic acids and flavonoids) in propolis extracts was investigated by HPLC-DAD and HPLC-ESI-MS/MS by comparing the performance of ion trap and triple quadrupole mass analyzers. The analyses were carried out on an Ascentis
Dipanjan Goswami et al.
Biomedical chromatography : BMC, 23(11), 1227-1241 (2009-07-14)
A LC-MS/MS method for plasma topiramate analysis is delineated involving least number of healthy volunteers. Topiramate and amlodipine internal standard (IS) were extracted by simple centrifuge-coupled solid-phase extraction and reverse-phase chromatographic separation was performed on an Ascentis C(18) column. Turbo-spray
Meiyun Shi et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 951-952, 129-134 (2014-02-22)
Aralia mandshrica is a well-known traditional Chinese medicine from Northeast China commonly used to treat digestive, circulatory and immune system disorders. Calenduloside E is one of its bioactive components currently under evaluation as a pure drug. In this study, a
实验方案
-methylcarbamate 10 μg/mL; Diuron; Propham; Siduron; Methiocarb, analytical standard; Linuron 10 μg/mL; Swep 10 μg/mL; Chlorpropham 10 μg/mL; Barban; Neburon
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