VA HPLC guard column (analytical), NUCLEOGEL SUGAR Pb, 10 µm, 21x4 mm M-300.1-SS Ecgonine methyl ester hydrochloride

Ecgonine methyl ester hydrochloride

Thermo Scientific HS850 / HS200 / TriPlus HS

1231244-60-2

Beryllium 1

476298-71-2

VA HPLC guard column (analytical), NUCLEOGEL SUGAR Pb, 10 µm, 21x4 mm M-300.1-SS Ecgonine methyl ester hydrochlorideFor 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