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

d,l-Methadone-D3.HCl

D8-Triforine, 100 µg/ml, Acetone, 1ml

epsilon-HCH (BHC), 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 6108-10-7