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.
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2081
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Overview
Available Formats
3
1, 3, and 6mL Tubes
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Giga Tubes (12-150mL Tubes)
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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).
Columns:
1 mL Methanol
Equilibrate
1 mL DI Water
Load:
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
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.