1,1-Difluoroethylene, 1000µg/ml in MeOH, 1ml

6-Chloro-3(2H)-pyridazinone, >98%, 25g

Napropamide, 100 µg/ml, Cyclohexane, 5ml

Method 1614 Calibration Solution [CS2], in Nonane, 0,2ml