D7-Atenolol, 5mg

Pentachlorophenol, 100 µg/ml, Acetonitrile, 1ml

1,1,1,3,18,20,20,20-Octachloroeicosane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

Chlorpyrifos-oxon, certified, 50mg