product name
Ascentis® ES-CN 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 L10
产品线
Ascentis®
特点
endcapped
制造商/商品名称
Ascentis®
包装
1 ea of
标记范围
10% 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
2.5 μmol/m2
杂质
<5 ppm metals
基质
fully porous particle
silica gel high purity, spherical
基质活性基团
cyano phase
粒径
5 μm
孔径
100 Å
工作pH值
1-8
应用
food and beverages
分离技术
hydrophilic interaction (HILIC)
normal phase
reversed phase
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一般描述
由于受到立体位阻的保护作用，因此对于低 pH 流动相特别稳定。
用于反相模式的选择性，包括 π π 以及偶极-偶极相互作用的化合物。也可用于 HILIC 模式和正相色谱。
用于反相模式的选择性，包括 π π 以及偶极-偶极相互作用的化合物。也可用于 HILIC 模式和正相色谱。
特点和优势
- 增大低 pH 条件下的稳定性
- 在色谱的反相、HILIC 和正相模式下使用
- 低质谱流失
- 100% 水性兼容
- 可选择 3μm 和 5μm 颗粒
- 颗粒组成：高纯 B 型硅胶
- 颗粒形状：球形
法律信息
Ascentis is a registered trademark of Merck KGaA, Darmstadt, Germany
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
Alex D Batista et al.
Talanta, 133, 142-149 (2014-12-02)
On-line sample pretreatment (clean-up and analyte preconcentration) is for the first time coupled to sequential injection chromatography. The approach combines anion-exchange solid-phase extraction and the highly effective pentafluorophenylpropyl (F5) fused-core particle column for separation of eight sulfonamide antibiotics with similar
Jan Soukup et al.
Journal of chromatography. A, 1374, 102-111 (2014-12-30)
Excess adsorption of water from aqueous acetonitrile mobile phases was investigated on 16 stationary phases using the frontal analysis method and coulometric Karl-Fischer titration. The stationary phases include silica gel and silica-bonded phases with different polarities, octadecyl and cholesterol, phenyl
Jakub Fibigr et al.
Journal of pharmaceutical and biomedical analysis, 120, 112-119 (2016-01-01)
A new high-performance liquid chromatography method using fused-core column for fast separation of resveratrol and polydatin has been developed and used for quality control of nutraceuticals with resveratrol and polydatin content. Retention characteristics (log k) were studied under different conditions
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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