EC UHPLC guard column (analytical), NUCLEODUR C18 Pyramid, 1.8 µm, 4x2 mm Parameter - Zinc 22839-47-0

22839-47-0

C0-C2 Alkylbenzene+Styrene neat Kit (BTEX Kit

NEEDLE PST 3 CR 700-50-200

Barium 1000 mg/l for ICP

01 µg/mL 1 ion Th

EC UHPLC guard column (analytical), NUCLEODUR C18 Pyramid, 1.8 µm, 4x2 mm Parameter - Zinc 22839-47-0For 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