| µBondapak Phenyl Sentry Guard Cartridge, 125Å, 10 µm, 3.9 mm X 20 mm, 2/pkg
µBondapak Phenyl Sentry Guard Cartridge, 125Å, 10 µm, 3.9 mm X 20 mm, 2/pkg Silica, USP Class:L11 , 2 - 8 Ph Range, High Silanol Activity, 330 m2/g, End Capped , Irregular , 9.3 % Carbon Load |