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Merck

50298-U

Supelco

Ascentis® Express 90 Å HILIC (5 μm) HPLC Columns

L × I.D. 5 mm × 4.6 mm, HPLC Guard Cartridge, pkg of 3 ea

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About This Item

UNSPSCコード:
41115700
NACRES:
SB.52
現在、価格および在庫状況を閲覧できません。

製品名

Ascentis® Express HILIC, 5 μm Guard Cartridge, 5 μm particle size, L × I.D. 5 mm × 4.6 mm, pkg of 3 ea

物質

stainless steel column

品質水準

認証

suitable for USP L3

製品種目

Ascentis®

特徴

endcapped: no

包装

pkg of 3 ea

テクニック

HPLC: suitable
LC/MS: suitable

L × 内径

5 mm × 4.6 mm

表面積

90 m2/g

Matrix

superficially porous particle

マトリックス活性基

silica phase

粒径

5 μm

ポアサイズ

90 Å

使用pH

1-8

アプリケーション

food and beverages

分離法

hydrophilic interaction (HILIC)
normal phase

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詳細

Ascentis® Express Guard Columns provide physical (filtration) and chemical protection for costly analytical columns without compromising the very high performance of Ascentis Express columns. These Ascentis Express guard columns are capable of continuous use at pressures up to 9000 psi (600 bar) with only hand-tightening. Guard cartridges are easily replaced without removing the guard column holder from the flow path. The cartridges are packed with Ascentis Express Fused-Core® particles. Order guard column holder separately.

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法的情報

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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保管分類コード

11 - Combustible Solids

WGK

WGK 3

引火点(°F)

Not applicable

引火点(℃)

Not applicable


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試験成績書(COA)

Lot/Batch Number

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以前この製品を購入いただいたことがある場合

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Paweł Kubica et al.
Journal of pharmaceutical and biomedical analysis, 127, 184-192 (2016-01-20)
Hydrophilic interaction liquid chromatography (HILIC) coupled with tandem mass spectrometry (MS/MS) was used to separate artificial and natural sweeteners approved for use in European Union (EU). Among three tested HILIC columns (BlueOrchid PAL-HILIC, Ascentis Express Si and Acclaim™ Trinity™ P2)
Imran Ali et al.
Biomedical chromatography : BMC, 26(8), 1001-1008 (2012-01-13)
Superficially porous silica particles columns (SPSPCs) are manufactured by different companies. The most common have the brand names Halo, Ascentis Express and Kinetex. These columns provide super fast, sharp peaks and moderate sample loading and back pressure. These are available
Tiziana Bertolini et al.
Journal of chromatography. A, 1365, 131-139 (2014-09-23)
A simple, sensitive and fast hydrophilic interaction liquid chromatography (HILIC) method using ultraviolet diode-array detector (UV-DAD)/electrospray ionization tandem mass spectrometry was developed for the automated high performance liquid chromatography (HPLC) determination of sodium risedronate (SR) and its degradation products in
Alexandre Grand-Guillaume Perrenoud et al.
Journal of chromatography. A, 1360, 275-287 (2014-08-19)
Superficially porous particles (SPP), or core shell particles, which consist of a non-porous silica core surrounded by a thin shell of porous silica, have gained popularity as a solid support for chromatography over the last decade. In the present study
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

質問

1–2/2 質問  
  1. What steps should be taken to maximize column life?

    1 回答
    1. To maximize column life, ensure that samples and mobile phases are particle-free. The use of guard columns or an in-line filter with 0.5 μm porosity between the sample injector and the column is highly recommended. The 2 μm porosity frits on Ascentis Express 5 μm HILIC columns are less subject to pluggage than are the 0.5 μm frits typically used with other small-particle columns. Should the operating pressure of the column suddenly increase beyond normal levels, reversing the flow direction of the column may be attempted to remove debris on the inlet frit.

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  2. What is the Department of Transportation shipping information for this product?

    1 回答
    1. Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.

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