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.

Particle Size
Pore Size
Separation Mode
Surface Area
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.