Allopurinol, 100µg/ml in Acetonitrile, 5ml

2,2´-Binaphthyl, 100µg/ml in Cyclohexane, 5ml

1,2,4-Trichlorobenzene, 1000mg

1,2,3,5-Tetrachloro[13C6]benzene, 1.2ml x 100ug/ml, isooctane