3,6-Dimethylphenanthrene, 100µg/ml in Cyclohexane, 5ml

4-Nitrotoluene

Demeton S, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 126-75-0

4,4'-Diaminodiphenylmethane, 250mg