Agilent, 821125-932, ZORBAX Extend 300 C18, 2.1 x 12.5 mm, 5 µm, guard cartridge (ZGC) 4/pk

ZORBAX Extend 300 C18, 2.1 x 12.5 mm, 5 µm, guard cartridge (ZGC) 4/pk. ZORBAX guard cartridge protects from particulates without compromising performance. It recommends guard columns for all uses to extend column life and maintain system efficiency.