D8-9,10-Anthraquinone, 100 µg/ml, Acetonitrile,

N-(4-chloro[13C6]phenyl)-N'-(3,4-dichloro[13C6]phenyl)[13C]urea , 1.2ml x 50ug/ml, methanol

3,5-Dichlorophenol, 250mg

o-Terphenyl