Metolachlor ESA sodium salt, 100 µg/ml, Acetonitr

Diisopropyl methylphosphonate

N-(4-chloro[13C6]phenyl)-N'-(3,4-dichloro[13C6]phenyl)[13C]urea , 1.2ml x 50ug/ml, methanol

S421, 10 µg/ml, Ethyl acetate, 10ml