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71617-10-2
43210-67-9
TUB FEP 1X1/4" 2X1X600
33089-61-1
EC HPLC guard column (analytical), NUCLEOSIL 100-3 C18 Nautilus, 3 µm, 4x3 mm 85556.180 71617-10-2For 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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