Propachlor ESA sodium salt, 100µg/ml in MeOH, 1ml

1-Nitronaphthalene, 100µg/ml in Toluene, 1ml

3,9-Dimethylbenz[a]anthracene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 316-51-8

Perfluorooctane sulfonamide, 100mg