Strata-X-AW 33 µm Polymeric Weak Anion, 500 mg / 3 mL, Tubes, 50/Pk

Бренд: Phenomenex

3 Mechanism of Retention

Weak Anion-Exchange

π-π Bonding

Hydrophobic Interaction

Available Formats

96-Well-Plate

96-Well-Plate

1, 3, and 6mL Tubes

Giga Tubes (12-150mL Tubes)

Starting Method

For Acids with pKa ≤ 5

Column:
1 mL Methanol
Equilibrate:
1 mL Water, pH 6-7
Load:
Diluted Sample pH 6-7
Wash 1:
1 mL 25 mM Ammonium Acetate Buffered, pH 6-7

Wash 2:
1 mL Methanol

Elute Any Acid:
2x 500 µL 5 % NH4OH in Methanol

Elute Weak Acids:
2x 500 µL 5 % Formic Acid in Methanol

Based on 30 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.

Артикул: 8B-S038-HBJ Категория: Бренд: