These calibration mixtures are made with pure, highly characterized neat material and are prepared using NIST-traceable balances and weights. Each ampul is supplied with a data sheet indicating the exact concentration and a sample chromatogram.

Contains: Compound (CAS#), Conc. (% vol/vol); (C5) n-Pentane (109-66-0), 8%; (C6) n-Hexane (110-54-3), 6%; (C7) n-Heptane (142-82-5), 10%; (C8) n-Octane (111-65-9), 5%; (C10) n-Decane (124-18-5), 4%; (C12) n-Dodecane (112-40-3), 4%; (C13) n-Tridecane (629-50-5), 2%; (C14) n-Tetradecane (629-59-4), 2%; (C15) n-Pentadecane (629-62-9), 2%; n-Butylbenzene (104-51-8), 4%; 2,4-Dimethylpentane (108-08-7), 6%; 2-Methylbutane (Isopentane) (78-78-4), 10%; 2-Methylpentane (107-83-5), 6%; n-Propylbenzene (103-65-1), 5%; Toluene (108-88-3), 12%; p-Xylene (106-42-3), 14%