Coumaphos, 10.0 µg/ml, Acetonitrile, 10ml

Dimethachlor CGA 369873, 100µg/ml in Acetonitrile, 1ml

Dibenzo[g,p]chrysene, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 191-68-4

trans-Urocanic acid, 100mg