4-n-Nonylphenol monoethoxylate, 1000µg/ml in Isooctane, 1ml

4,4'-Dichlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 2050-68-2

delta-HCH (BHC), 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 319-86-8

Perfluorooctadecanoi?c Acid, 100mg