Chlorfluazuron, 100 µg/ml, Acetonitrile, 1ml

3,5,6-trichloro-2-pyridinol(4,5,6-13C3, 99%) cp 97%, 100ug/ml in Acetonitrile, 1,2ml

Permethrin, 100 µg/ml, Acetonitrile, 5ml

Chloroform-13C,2000 µg/mL,MeOH,1mL,