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Merck

54281-U

Supelco

Supelclean Ultra 2400

volume 3 mL, pkg of 54

Synonym(e):

Supelclean Ultra

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About This Item

UNSPSC-Code:
41115712
NACRES:
NB.21

Produktlinie

Supelclean

Qualitätsniveau

Zusammensetzung

bed A, 270 mg (Supelclean PSA, Discovery® C18, and Spherical Carbon)
bed B, 225 mg (Z-Sep)

Verpackung

pkg of 54

Methode(n)

solid phase extraction (SPE): suitable

Volumen

3 mL

Aktive Matrixgruppe

C18 bonding
PSA bonding
carbon bonding

Anwendung(en)

food and beverages

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Allgemeine Beschreibung

This multi-bed solid phase extraction (SPE) cartridge was designed for the cleanup of extracts of difficult matrices such as dry commodities (tea, spices, coffee, etc.) prior to pesticide residue analysis, typically performed by GC/MSMS and LC/MS/MS. These types of samples can contain pigments and oils, and may not be sufficiently cleaned using a standard QuEChERS cleanup.
The top bed consists of a mixture of PSA/C18 and a graphitized, spherical carbon. PSA removes acidic interferences, C18 retains some hydrophobic interferences, and carbon removes pigments. The variety of carbon used in this cartridge was engineered to remove sufficient pigmentation while allowing for better recoveries of compounds with planar structures. The bottom bed of the cartridge contains Z-Sep, which is a zirconia-coated silica. Z-Sep removes oily residues, and provides additional pigment removal.
The cartridge can be used for cleanup of acetonitrile extracts to be analyzed by either GC or HPLC.

Rechtliche Hinweise

Discovery is a registered trademark of Merck KGaA, Darmstadt, Germany
Supelclean is a trademark of Sigma-Aldrich Co. LLC

Piktogramme

CorrosionExclamation mark

Signalwort

Danger

H-Sätze

Gefahreneinstufungen

Eye Dam. 1 - Skin Sens. 1

Lagerklassenschlüssel

11 - Combustible Solids

WGK

WGK 3

Flammpunkt (°F)

Not applicable

Flammpunkt (°C)

Not applicable


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Artikel

Pesticide residue testing of turmeric and other (dried) spices is challenging due to their complex compositions and high matrix. An efficient SPE clean-up can be achieved by a new Dual-layer cartridge.

The odor and pungency of ginger is due to the presence of terpenes, gingerols and shogaols. These compounds contribute to the highly complex matrix of ginger, which subsequently presents a challenge in low level analyses of contaminants. A novel 2-layer SPE cartridge efficiently reduces background for pesticide determination.

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