Demeton-S-methyl, 100 µg/ml, Toluene, 1ml

Triazophos, 1000µg/ml in MeOH, 1ml

Lamotrigine, 100mg

2,4-Dihydroxybenzophenone-13C6, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 131-56-6 (unlabelled)