Picric acid, 100 µg/ml, Acetonitrile, 10ml

2,3,3',4,4',5’,6-Heptachlorobiphenyl

7-Nitrobenz[a]anthracene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 20268-51-3

Pentachlorophenol, 100 µg/ml, Acetonitrile, 1ml