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581324-U

Supelco

Ascentis® C18 (5 µm) HPLC Columns

L × I.D. 15 cm × 4.6 mm, HPLC Column

别名:

Ascentis RP18 HPLC Column

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About This Item

分類程式碼代碼:
41115700
eCl@ss:
32110501
NACRES:
SB.52

product name

Ascentis ® C18 HPLC 色谱柱, 5 μm particle size, L × I.D. 15 cm × 4.6 mm

材料

stainless steel column

品質等級

100

agency

suitable for USP L1 (Similar to Phenomenex Luna C18)

產品線

Ascentis®

特點

endcapped

製造商／商標名

Ascentis®

包裝

1 ea of

標籤範圍

25% Carbon loading

參數

≤70 °C temp. range
400 bar pressure (5801 psi)

技術

HPLC: suitable
LC/MS: suitable

長度 × 內徑

15 cm × 4.6 mm

表面積

450 m2/g

表面覆盖率

3.7 μmol/m2

雜質

<5 ppm metals

基質

fully porous particle
silica gel high purity, spherical

基質活性組

C18 (octadecyl) phase

粒徑

5 μm

孔徑

100 Å

工作pH值範圍

2-8

應用

food and beverages

分離技術

reversed phase

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一般說明

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。

應用


  • Preparation of polar embedded C18 stationary phase for efficient separation of peptides and proteins in high performance liquid chromatography.: This study details the development of a polar embedded C18 stationary phase, demonstrating its effectiveness in separating peptides and proteins. The Ascentis® C18 HPLC Column was utilized for its high separation efficiency, crucial for proteomics and biopharmaceutical applications (Ali et al., 2022).

  • A dilute-and-shoot liquid chromatography-tandem mass spectrometry method for urinary 18-hydroxycortisol quantification and its application in establishing reference intervals.: Researchers used the Ascentis® C18 HPLC Column to develop a sensitive method for quantifying urinary 18-hydroxycortisol. This method aids in clinical diagnostics and endocrinological studies by providing accurate reference intervals (Zhao et al., 2022).

  • A Comparative Study on Analysis of Ginsenosides in American Ginseng Root Residue by HPLC-DAD-ESI-MS and UPLC-HRMS-MS/MS.: This comparative analysis utilized the Ascentis® C18 HPLC Column to separate and identify ginsenosides in American ginseng. The study highlights the column′s application in natural product research and quality control in the pharmaceutical industry (Hsu et al., 2022).

  • Validation of a Rapid and Easy-to-Apply Method to Simultaneously Quantify Co-Loaded Dexamethasone and Melatonin PLGA Microspheres by HPLC-UV: Encapsulation Efficiency and In Vitro Release.: This research validates an HPLC method using the Ascentis® C18 Column to simultaneously quantify dexamethasone and melatonin in PLGA microspheres, offering a robust tool for drug delivery studies (Brugnera et al., 2022).

  • Simultaneous determination of ivermectin, clorsulon and their related substances in an injectable finished product by a stability-indicating RP-HPLC method.: The Ascentis® C18 HPLC Column was employed to develop a stability-indicating method for analyzing ivermectin and clorsulon in pharmaceutical formulations, emphasizing its role in quality control and regulatory compliance (Padivitage et al., 2022).

特點和優勢

  • 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

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探索最适于 HPLC 或 LC-MS 分析的 LiChropur 试剂

法律資訊

Ascentis is a registered trademark of Merck KGaA, Darmstadt, Germany

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儲存類別代碼

11 - Combustible Solids

水污染物質分類（WGK）

WGK 3

閃點（°F）

Not applicable

閃點（°C）

Not applicable

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分析证书(COA)

Lot/Batch Number
282406-06
282406-05
282406-04
282406-03
282406-02

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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
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
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 chromatography. A, 1242, 43-58 (2012-05-09)
In this study, a detailed phytochemical characterization of Echinacea pallida (Nutt.) Nutt. root extracts and dietary supplements was carried out for the first time by developing advanced chromatographic techniques, based on HPLC with diode array (DAD) and electrospray ionization-mass spectrometry
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
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商品

Ion Pairing for Analysis of Phosphonate Compounds

Phosphonates are a class of compounds commonly used for therapeutic applications of antiviral drugs. These compounds can be difficult to analyze due to their highly polar nature and lack of UV active chromophores.

Ion Pairing for Analysis of Phosphonate Compounds

Phosphonates are a class of compounds commonly used for therapeutic applications of antiviral drugs. These compounds can be difficult to analyze due to their highly polar nature and lack of UV active chromophores.

实验方案

Analysis of Difficult Polar Compounds using Our Ion Pair Reagents and Supelco Ascentis HPLC Columns

Because reversed-phase HPLC is primarily dependent on hydrophobic interactions between the stationary phase and analyte, ion pairing is occasionally necessary to obtain sufficient retention of polar, ionizable compounds.

HPLC Analysis of Phenylacetic Acid on Ascentis® C18

Separation of Phenylacetic acid

HPLC Analysis of Penicillin G and Phenoxymethylpenicillinic Acid on Ascentis® C18

Separation of Phenoxymethylpenicillinic acid

HPLC Analysis of Prednisolone (Secondary Pharma Standard) on Ascentis® C18

Separation of Prednisolone, pharmaceutical secondary standard; traceable to USP, PhEur and BP

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Chromatograms

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