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N-_Methyl-n-perfluorooctane-1-sulfo_namide-d3
PFAS analysis)
N-_Methylperfluorooctanesulfo_nylglycine-d3
MSAELUENT-100ML
EC HPLC guard column (analytical), NUCLEODUR 100-5 C18 ec, 5 µm, 4x3 mm Vo N-_Methyl-n-perfluorooctane-1-sulfo_namide-d3For 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
US$ 1215.00
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US$ 2100.00
US$ 19.50