VP HPLC guard column (preparative), NUCLEODUR C18 Gravity, 10x16 mm 000400 000ug/mL HOLMIUM 30mL

000ug/mL HOLMIUM 30mL

n-Heptatriacontane

Diphenyl phthalate

30 mL and 40 mL screw neck vials N 24

VP HPLC guard column (preparative), NUCLEODUR C18 Gravity, 10x16 mm 000400 000ug/mL HOLMIUM 30mLFor 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