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2) it must be free from interferences
Glass connectors for fused silica capillary columns from 0
MSP-100PPM-125ML
Chromium 10
EC HPLC guard column (analytical), NUCLEODUR Phenyl-Hexyl, 5 µm, 4x2 mm 5183-4728 2) it must be freeFor 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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