EC HPLC guard column (analytical), NUCLEOSHELL RP 18, 2.7 µm, 4x2 mm 10008-1-250 3-Methylphenanthrene

3-Methylphenanthrene

Mono-n-propyl phthalate-d3

62595-14-6

Acesulfame-d4 potassium salt

EC HPLC guard column (analytical), NUCLEOSHELL RP 18, 2.7 µm, 4x2 mm 10008-1-250 3-MethylphenanthreneFor 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