Melatonin,1000 µg/mL,MeOH,1mL,

Monocrotophos,100 µg/mL,acetonitrile,1mL,

Coumarin, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 91-64-5

S-Benzyl-L-cysteine, 250mg