D8-Naphthalene, 2000 µg/ml, Acetonitrile, 1ml

Di(propylene glycol) butyl ether, mixture of isomers,1000 µg/mL,MeOH,1mL,

Cannabinol, 1000µg/ml in MeOH, 1ml

2,2',4,4',6,6'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane