Pyrazophos, 100 µg/ml, Acetonitrile, 1ml

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

2,4,5-Trichlorophenol, certified, 0.1g

EPN, 100 µg/ml, Acetonitrile, 1ml