Butachlor ESA sodium salt, 100µg/ml in MeOH, 1ml

Methylmercury-chloride, certified, 0.1g

Perfluoro-n-[1,2,3,4-13C4]octanoic acid, 1.2ml x 50ug/ml, methanol

Triclabendazole, 100 µg/ml, Acetonitrile, 1ml