Disulfoton, 100 µg/ml, Toluene, 1ml

Perfluoro-n-[1,2-13C2]dodecanoic acid, 50µg/ml in MeOH, 1,2ml

4-Hydroxy-5,6,6a,11a-tetrahydro-11H-benzo[a]carbazole, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

Trigonelline-d3 (methyl-d3)