L-Tryptophan, 100mg

PCB No. 180, 100µg/ml in Isooctane, 1ml

1,1,1-Trichloroethane (contains stabilisor 0.05% low alkyl epoxide), in ampoule, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 71-55-6

Aminocarb, 100 µg/ml, Acetonitrile, 5ml