Strata WCX (Weak Cation Exchange) SPE Products
Ion-Exchange Solid Phase Exchange Sorbent
A carboxylic acid group is bonded to the surface of the silica particle, giving a weak cation-exchange selectivity.
290
2080
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Order
Overview
Available Formats
3
96-Well-Plate
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1, 3, and 6mL Tubes
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Giga Tubes (12-150mL Tubes)
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Starting Method
Strata SCX – Strong Cation-Exchange
Condition
1mL Methanol
Equilibrate
1 mL DI Water, pH 6-7
Load
Pretreated sample, pH 6-7
Wash 1
1 mL Water, pH 6-7
Wash 2
1 mL Methanol, dry under vacuum for 2-5 min
Elute Any Base
1 mL 5% Formic Acid in Methanol
Elute Weak Bases
1 mL 5% NH4OH 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.