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50858-U

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Ascentis® Express 90 Å F5 (2 μm) HPLC Columns

L × I.D. 3 cm × 2.1 mm UHPLC Column

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About This Item

Código UNSPSC:
41115700
NACRES:
SB.52

product name

Ascentis® Express F5, 2 μm UHPLC Column, 2 μm particle size, L × I.D. 3 cm × 2.1 mm

Materiais

stainless steel column

Nível de qualidade

100

Agency

suitable for USP L43

linha de produto

Ascentis®

Características

endcapped

fabricante/nome comercial

Ascentis®

embalagem

1 ea of

Parâmetros

1000 bar max. pressure (14500 psi)
60 °C temp. range

técnica(s)

LC/MS: suitable
UHPLC-MS: suitable
UHPLC: suitable

C × D.I.

3 cm × 2.1 mm

área da superfície

120 m2/g

Impurezas

<5 ppm metals

matriz

Fused-Core particle platform
superficially porous particle

Grupo ativo da matriz

PFP (pentafluorophenyl) phase

tamanho de partícula

2 μm

tamanho de poro

90 Å pore size

pH operacional

2-8

aplicação(ões)

food and beverages

técnica de separação

reversed phase

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Descrição geral

Ascentis® Express 2.0 μm F5 is a high-speed, UHPLC column based on a Fused-Core® particle design. This particle design exhibits very high column efficiency due to the shallow diffusion paths in the 0.4 μm thick porous shell and the small overall particle size of 2 μm. The bonded, endcapped, dimethylpentafluorophenylpropyl stationary phase of Ascentis® Express 2.0 μm F5 provides a stable, reversed phase packing with electron-deficient phenyl rings due to the presence of electronegative fluorines. In addition to forming pi-pi and mildly steric interactions, F5 phases also retain compounds by polar interactions. Having polar and non-polar character, F5 phases can show dual-mode retention behavior, sometimes producing a “U-shaped” retention as a function of acetonitrile content of the mobile phase, with retention increasing at both low and high concentrations of ACN (reversed-phase and HILIC retention modes). Ascentis® Express 2.0 μm F5 can be used for basic, acidic, or neutral compounds with alternate selectivity from C18.

Aplicação

UHPLC/MS Analysis of Mycotoxins on Ascentis® Express F5, 2 μm

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Informações legais

Ascentis is a registered trademark of Merck KGaA, Darmstadt, Germany
Fused-Core is a registered trademark of Advanced Materials Technology, Inc.

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Certificados de análise (COA)

Lot/Batch Number
USGBH001313
USGBH001310
USGBH001309
USGBH001308
USGBH001306

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Iltaf Shah et al.
The Journal of steroid biochemistry and molecular biology, 180, 118-128 (2018-02-13)
Research shows that immunoassay techniques are not the best choice for the estimation of vitamin D in human blood samples. The main reasons are that some immunoassays are not able to distinguish between 25-OHD3 and 25-OHD2 vitamin D metabolites. Furthermore
Maria A Khalikova et al.
Talanta, 130, 433-441 (2014-08-28)
The presented work describes the development of a simple, fast and effective on-line SPE-UHPLC-UV/vis method using fused core particle columns for extraction, separation and quantitative analysis of the nine illegal dyes, most frequently found in chilli-containing spices. The red dyes
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
Imran Ali et al.
Journal of separation science, 35(23), 3235-3249 (2012-11-28)
New generation columns, i.e. packed with superficially porous silica particles are available as trade names with following manufacturers: Halo, Ascentis Express, Proshell 120, Kinetex, Accucore, Sunshell, and Nucleoshell. These provide ultra-fast HPLC separations for a variety of compounds with moderate
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
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