Isofenphos-methyl, 100 µg/ml, Toluene, 1ml

Serotonin-13C2,15N hydrochloride (ethylamine-13C2,15N),100 µg base/mL,MeOH,1mL

2,4-Dichlorophenol

Trifluralin, 100 µg/ml, Acetonitrile, 5ml