Mono-n-butyl phthalate (ring-1,2-13C2, dicarboxyl-13C2, 99%) 100 µg/mL in MTBE, 1,2ml

Diuron, 250mg

Dimethylamine, 1000µg/mL, Solvent-water/metanol, Unit 1mL, # of units-1, Cas.no. 124-40-3

Diphenyl Oxalate, >98%, 25g