Diethylene glycol dimethyl ether, 1ml

2,2',3,4',5,5'-Hexachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

2,4-Dimethylaniline, certified, 0.5g

2,2-Bis(4-hydroxy-13C6-phenyl)propane, 1.2ml x 50ug/ml, methanol