#20 #30 Guard Column Cartridge for 18-50mm ID Preparation HPLC Columns

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Replacement Guard Cloumn Cartridge For Preparation Guard Cloumn Guard are conveniently prepackaged and are offered in multiple packs. UHPLCS offer these cartridges in a variety of bonded phases to match your column chemistry.

The guard column is located between the injector and the preparative HPLC column and serves two main purposes:

1. retention of insoluble particles

2. adsorption of impurities from the sample matrix

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Guard Column Cartridges are conveniently prepackaged and are offered in multiple packs. UHPLCS offer these cartridges in a variety of bonded phases to match your column chemistry. These cartridges are reusable and economical.