UHPLC guard column Zorbax Eclipse, XDB-C18 with inner diameter 3 mm, length 5 mm and particle size 1.8 µm. 3 pieces per pack ZORBAX Eclipse XDB columns - C18, C8, Phenyl and CN - offer four different bound phases to optimize method development. These columns are eXtra Densely Bonded (XDB) and double end-capped using a patented process to cover as many active silanols as possible. Eclipse XDB columns are available in 1.8, 3.5, 5 and 7 μm particle sizes for high-speed, high-resolution, analytical and pre-separations.Meer tonenMinder tonen