Melatonin,1000 µg/mL,MeOH,1mL,

b-1,2,3,4,5,6-Hexachlorocyclohexane, 1.2mL x 100ug/mL, nonane

3-Ethylnonane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17302-11-3

Sulfentrazone