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Product Information
Phase Detail
Strata ABW SPE Products
Strata ABW Solid Phase Extraction (SPE) sorbent is a mixed-mode sorbent for clean up of acids, bases and zwitterions

Strata ABW SPE Products

Cation Anion Mixed Mode Solid Phase Extraction (SPE)

Fractionation of neutral compounds such as amides from acidic and basic analytes. Offers a strong cation exchange group and a weak anion exchange group for the extraction or fractionation of complex mixtures.

Surface Area (m²/g)
Separation Mode
Pore Size
Particle Size
Recommended Use
Fractionation of neutral compounds such as amides from acidic and basic analytes

Available Formats

1, 3, and 6mL Tubes

Giga Tubes (12-150mL Tubes)

Starting Method

Strata SAX Strong Anion - Exchange

Improved design with a dual wall housing (Glass and Plastic). Glass prevents diffusion, ensuring a leak and contaminant free system (Glass and Plastic).

Strata Tube

1 mL Methanol
1 mL DI Water
Pretreated sample, pH 6-7
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.