Tetrachlorvinphos, 10.0 µg/ml, Cyclohexane, 10ml

Pure ß-Glucuronidase from overexpressing recombinant E. coli ,>50,000 u/ml,50% aqueous glycerol soln,5mL

Isodrin, 10.0 µg/ml, Cyclohexane, 10ml

cis-2-Butene