4,4'-DDE, 100 µg/ml, Acetonitrile, 5ml

Oxytetracycline, 96%,1000 µg/mL,acetonitrile,1mL,

Chrysene-d12, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1719-03-5

Aclonifen, 100 µg/ml, Acetonitrile, 5ml