Paraoxon-ethyl, 10 µg/ml, Cyclohexane, 10ml

4-Chlorophenol-2,3,5,6-d4,1000 µg/mL,isopropanol,1mL,

4,4'-Methylenebis (2-chloroaniline),100 µg/mL,acetonitrile,1mL,

Pyridine-d5