2,7-Dichloronaphthalene, 1.2ml x 50ug/ml, nonane

Cimetidine guanidine derivative (N-Methyl-N'-[2-[[(5-methyl-H-imidazol-4-yl)-methyl]-thiol]-ethyl]-guanidine dihydrochloride), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 59660-24-1

Methidathion, 100 µg/ml, Toluene, 1ml

Parathion-ethyl, 100 µg/ml, Acetonitrile, 5ml