Permethrin, 100 µg/ml, Acetonitrile, 5ml

2,3-Dichlorophenol

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

Glutaraldehyde-DNPH, 10.0 µg/ml, Acetonitrile, 1