Strata Screen-A SPE Products
Mixed-Mode Solid Phase Extraction (SPE) Sorbent
Incorporates the hydrophobic selectivity of a C8 phase and strong anion-exchange for the extraction of acidic drugs from biological matrices.
290
2089
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Available Formats
General Starting Method
Strata Screen-A Strong Anion-Exchange
Condition
1mL Methanol
Equilibrate
1 mL Water
Load
Pretreated sample
Wash 1
1 mL 25 mM Ammonium Acetate Buffer, pH 6-7
Wash 2
1 mL Methanol, dry under vacuum for 2-5 min
Elute
1 mL 5 % Formic Acid in Methanol
Based on 100 mg/1 mL sorbent mass. The above is a convenient starting point for SPE method development, further optimization may be required to tailor the method for your specific extraction needs.