YMC-Pack C4 (Butyl), Narrowbore HPLC Column (2.1 mm i.d.), 30 nm, S-5 µm, 50 x 2

YMC-Pack C4 (Butyl), Narrowbore HPLC Column (2.1 mm i.d.), 30 nm, S-5 µm, 50 x 2.1 mm