Indole, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 120-72-9

Coniferaldehyde, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 458-36-6

PCB 138, 10.0 µg/ml, Isooctane, 10ml

Copper (Cu), 1000µg/ml in 2%-HNO3/Water, 100ml