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The unique and replaceable polyethylene (PE) Safe-Cone Filters act as a final barrier to prevent any fluids and liquid vapours from reaching the internal components of the pipette
52663-68-0
This Standard Reference Material is intended primarily for use in evaluating methods used in the determination of trace elements in fresh water
EC HPLC guard column (analytical), NUCLEOSIL Anion II, 10 µm, 4x3 mm 28637-U padding: 10px 30px 8px 0pxFor protection of your main HPLC column from contamination, it is recommended to use guard columns. These short columns are placed into a guard column holder. The guard column holder in combination with a guard column inside is installed between the injector and the HPLC column. This installation prevents chemical impurities to reach the main column. Because a contamination could form an irreversible bond with the column packing material (stationary