2,4,4',6-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane

Hexythiazox, 10.0 µg/ml, Acetonitrile, 10ml

Histamine dihydrochloride, 100mg

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