Determination of the Optimal SiliaPrepX Polymeric Phase by a Simple & Logical Method

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Follow the simple and logical steps outlined in the flow chart to achieve high recovery, clean extract and determine the optimal SiliaPrepX polymeric phase:

• Determine the classification of the analyte (neutral, acidic or basic compound).
• Determine the pK_a of the analyte.
• Select the SiliaPrepX phase.
• Applied the indicated treatment.
• Determine the SPE recovery by LC analysis.

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