Demeton-S-methyl sulfoxide, 10µg/mL in Acetonitrile, 1ml

2,3,4,5-Tetrachloro-4'-methoxy[13C12]biphenyl, 1.2ml x 50ug/ml, toluene

Fenoxaprop-P-ethyl, 10.0 µg/ml, Acetonitrile, 10

2,4-D-methyl ester, 250mg