Pesticide Analyses Applications in Brazil
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Analysis of Pesticides in Beef Kidney
The suitability of the new cleanup sorbent, Supel QuE Z-Sep+, has been successfully demonstrated for cleanup of beef kidney matrix. It was found to effectively reduce background without significantly reducing recovery of lipophilic pesticides such as organochlorines and some pyrethroids. GC-MS full-scan data indicated Z-Sep+ was found to provide better cleanup in the form of reduced background than PSA/C18, and less interference in the GC-MS/SIM analysis of the target pesticides ...
By Sigma-Aldrich Office in Sao Paulo, BRAZIL.
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Increased Pigment Removal with Analysis of Pesticides in Oranges
An application was developed to demonstrate increased pigment removal for the analysis of pesticides, using Supel™ QuE Z-Sep/C18 QuEChERS and an Ascentis® Express C18 HPLC Column. The improved cleanup can decrease column and instrument fouling, leading to extended LC column lifetime and reduced instrument ...
By Sigma-Aldrich Office in Sao Paulo, BRAZIL.
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