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Valve Model: 2-2Valve Model Description: 90° Flow Path 2-portsFluid Path: PTFE/CTFEValve Size: HVNominal Port Diameter: 0
O-Diethyl dithiophosphate
Resorcinol-13C6
non-corrosive silicon compounds
13071-79-9
CC HPLC guard column (analytical), NUCLEOGEN DEAE, 7 µm, 30x4 mm 229774 Valve Model: 2-2Valve Model Description:For 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
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