Atrazine, 100 µg/ml, Ethyl acetate, 5ml

Carbaryl, 250mg

1H-Perfluoro-n-undecane, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 66256-53-9

Melatonin,1000 µg/mL,MeOH,1mL,