Description: Solid phase extraction is a technique designed for rapid, selective sample preparation and purification prior to the chromatographic analysis (e.g. HPLC, GC, TLC).

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Additional Info: - Know your sorbents. - Condition and equilibrate to stop breakthrough. - Be brave with wash and elution solvent strength. - Use the STRONGEST wash solvent possible while still retaining the analyte. - Choose the right sorbent mass. - Process at the r