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Product Information
Phase Detail
Strata WCX (Weak Cation Exchange) SPE Products
Strata WCX (Weak Cation Exchange) solid phase extraction sorbent (SPE) uses a carboxylic acid as a ligand
Strata WCX (Weak Cation Exchange) SPE Products
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.
Surface Area (m²/g) m²/g |
Separation Mode Ion Exchange |
Pore Size 70 |
Particle Size 55 |
Recommended Use Extraction of basic compounds, particularly strong bases |
Available Formats
96-Well-Plate
1, 3, and 6mL Tubes
Giga Tubes (12-150mL Tubes)
Starting Method
Strata WCX – Weak Cation-Exchange
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Condition
1 mL Methanol
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Equilibrate
1 mL DI Water, pH 6-7
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Load
Pretreated sample, pH 6-7
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Wash 1
1 mL Water, pH 6-7
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Wash 2
1 mL Methanol, dry under vacuum for 2-5 min
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Elute Any Base
1 mL 5% Formic Acid in Methanol
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Elute Weak Bases
1 mL 5% NH4OH in Methanol
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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.
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