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Clean-Up QAX (Quaternary Amine) unendcapped 2000mg/15mL, 20 pkg

SAX is a strong anion exchange sorbent ideally suited for the extraction of compounds such as carboxylic acids, which may not retain effectively on weak anion exchange sorbents. Can have chloride, hydroxide, acetate or formate counter ion.

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Product description

Product description

SAX is a strong anion exchange sorbent ideally suited for the extraction of compounds such as carboxylic acids, which may not retain effectively on weak anion exchange sorbents. Can have chloride, hydroxide, acetate or formate counter ion.

Organic Loading 8,4%
Average Pore Size 60Å
Surface Area 500 m2/g
Pore Volume 0.77 cm3/g
Anion Exchange Capacity 0,230 meq/g
pKA always charged

General method for column with 100mg of sorbent

Condition

1 mL Methanol

Equilibrate

1 mL Water pH 6–7

Load

Pretreated sample at pH 6–7

Wash 1

1 mL 25mM Ammonium Acetate Buffer, pH 6–7

Wash 2

1 mL Methanol, dry under vacuum for 2–5 min

Elute any acid

1 mL 5% NH4OH in Methanol

Elute weak acids

1 mL 5% Formic acid in Methanol

Recommended applications:

Caffeine, Organic acids, Saccharin

Parameters

Parameters

Brand: Clean-Up
Category: Laboratory instruments and accessories / Chromatography / SPE columns

Dimensions

SPE formatGiga Tubes
Sorbent mass2000mg
SPE Volume15ml

Material

SPE sorbent nameClean-UP
SPE sorbentQuarternary Amine Chloride
SPE endcappingNo
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