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Product Information
Phase Detail
Strata Screen-A SPE Products
Strata Screen-A is a mixed mode solid phase extraction (SPE) sorbent used for clean-up and recovery of acidic drugs

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.

Surface Area (m²/g)
Separation Mode
Pore Size
Particle Size
Recommended Use
Extracts acidic drugs from biological matrices

Available Formats

Strata Tubes
1, 3, and 6 mL Tubes

General Starting Method

Strata Screen-A Strong Anion-Exchange

Strata Illustrated Tube

1mL Methanol
1 mL Water
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
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.