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

1,2,5,6,9,10-Hexabromocyclododecane, 100µg/ml in MeOH, 5ml

6-ß-Naltrexol

4-Nitrobiphenyl, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 92-93-3