Discovery® DSC-18, 50 mg
magnesium sulfate, 150 mg
Supelclean PSA, 50 mg
pack of 100
food and beverages
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13 - Non Combustible Solids
The comparison of Supel™ QuE Z-Sep/C18, PSA/C18, and PSA QuEChERS sorbents, in terms of color removal and analyte recovery, is described for the cleanup of oranges prior to pesticide analysis.
Determination of Neonicotinoids in Honey using a Chromolith RP-18 HPLC column and UV Detection
Extraction and Analysis of Neonicotinoid Pesticides from Flower Blossoms Using Supel™ QuE and Ascentis® Express
LC/MS/MS Analysis of Neonicotinoid Pesticides in Dandelion Blossoms on Ascentis® Express C18 after Dispersive SPE (QuEChERS) using Supel™ QuE
On Friday, April 27, 2018, the European Union decided to ban the use of three neonicotinoid insecticides from use on field crops, having deemed them dangerous to bees. This application demonstrates the analysis of these banned compounds and others from dandelion blossoms using QuEChERS and LC-MS.
QuEChERs is a solid phase extraction (SPE) technique for sample preparation. Supelco's innovative Z-Sep and Z-Sep+ sorbents demonstrated here extract more fat and pigment than traditional PSA/C18 phases while showing greater analyte recovery and greater reproducibility.