ZORBAX StableBond, 15.8 x 10 mm, Aq guard cartridge (PrepHT), 5 µm, 2/PK (use with end-fitting 820444-901, or standalone hardware kit 420420-901). ZORBAX 80A StableBond columns are made using bulky, patented, unique silanes that sterically protec Agilent Technologies products are intended for...