CC HPLC guard column (analytical), NUCLEOGEN DEAE, 7 µm, 30x4 mm 229774 Untreated capillaries for preparation of

Untreated capillaries for preparation of capillary columns

Rhodium 10 mg/l for ICP-MS

For autosampler compatibility please refer to the appropriate screw neck vial 702282

non-corrosive silicon compounds

CC HPLC guard column (analytical), NUCLEOGEN DEAE, 7 µm, 30x4 mm 229774 Untreated capillaries for preparation ofFor 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