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  • 57170-U - ENVI-18 DSK SPE Disk

57170-U Supelco


diam. 90 mm, pk of 12

  •  NACRES NB.21



Related Categories Analytical/Chromatography, Sample Preparation & Purification, Solid Phase Extraction (SPE), Supelclean ENVI and Supelclean SPE Cartridges, Supelclean ENVI-18 & ENVI-8 SPE Disks More...
packaging   pk of 12
diam.   90 mm
matrix active group   C18 bonding, octadecyl
Featured Industry   Food and Beverages
separation technique   reversed phase


General description

Retention Mechanism: Reversed-phase
Sample Matrix Compatibility: Aqueous solutions (drinking water)

• The SPE membrane equivalents of ENVI-18 and ENVI-8 packed bed SPE sorbents
• Porous glass fiber membranes embedded with C18 or C8 modified silica particles
• Provides faster flow rates and exhibits less clogging than PTFE discs for the extraction of organic contaminants from drinking water samples
• Typical applications include polynuclear aromatic hydrocarbons (PAHs), polychlorinated biphenyls (PCBs), phthalates, semivolatile organics, paraquat and diquat, pesticides and herbicides

Legal Information

ENVI is a trademark of Sigma-Aldrich Co. LLC

Safety & Documentation

Safety Information

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Certificate of Analysis (COA)

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Protocols & Articles


Solid Phase Extraction: Reversed-Phase Methodology

Reversed-phase SPE is considered the least selective retention mechanism when compared to normalphase or ion-exchange SPE. In other words, it may be difficult for a reversed-phase method or bonded ch...
Keywords: Environmental, Evaporation, Gas chromatography, High performance liquid chromatography, Homogenization, Metabolites, Phase transitions, Solid phase extractions, Solvents

Related Content

SPE Cartridges (Tubes) - Phase Selection Guide

The SPE Tube Configuraton Guide will help you choose the appropriate bed weight and cartridge dimensions.
Keywords: Agriculture, Calorimetry, Environmental, Fractionation, High performance liquid chromatography, Liquid chromatography mass spectrometry, Mass spectrometry, Pesticides, Pharmaceutical, Solid phase extractions

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