What’s the Difference Between a Catecholamine Trap Column and a Precolumn?
Purpose
This article explains how a catecholamine trap and precolumn filter different compounds/contaminants.
Solution
The catecholamine trap column (product code 681.200.00) is used to remove dopamine for detection of acetylcholine, whereas the precolumn (product code 681.400.03) is used to filter out proteins, lipids, or any other contaminants before entering the column.
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