Aniline hydrochloride, 100mg

Warfarin-d5 (phenyl-d5), 100µg/ml in MeOH, 1ml

3,3',4,4'-Tetrabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Chloramphenicol, 100 µg/ml, Acetonitrile, 1ml