Chloridazon-desphenyl, 10µg/ml in Acetonitrile, 5ml

(24R)-24-Methylcholest-4-ene and (24R)-24-Ethylcholest-4-ene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 79897-60-2 / 71609-17-1

4,4'-Dichloro[13C12]biphenyl, 50.0µg/mL in Nonane/10% toluene, 1,2ml

Piperonyl butoxide, 10 µg/ml, Ethyl acetate, 10m