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Systems, devices, and materials for solid phase extraction (SPE) of analytes from complex liquid or solid matrices, using various sorbents and techniques, in preparation for chromatography; for a variety of sample sizes and types, and formats.
This clean-up tube is utilized for the extract from step 1 in QuEChERS sample preparation. It is a dispersive solid-phase extraction (d-SPE) tube that contains PSA, C18, and GCB for the effective clean up of fatty and pigmented samples. QuEChERS methods are employed for multi-pesticide residue analyses in food.