Reversed phase separation of alkylbenzenes using monolithic poly(butyl methacrylate-co-ethylene dimethacrylate) capillary column prepared by UV initiated polymerization at 0 °C. Conditions: Column 100 mm × 100 µm I.D.; mobile phase 50% aqueous acetonitrile, UV detection at 217 nm. For flow rate and back pressure see inserts. Peaks: uracil (1), toluene (2), ethylbenzene (3, propylbenzene (4), butylbenzene (5), pentylbenzene (6). Reproduced from ref. [15] with permission.