2,4,6-Tribromobiphenyl, 1.2ml x 50ug/ml, nonane Back Catalog number: BB-30 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended PCB-ISS-H Mass-Labelled PCB Internal/Recovery Standards, 1.2ml, nonane Price on request 2237.17-050-AN Aflatoxin M1, 0.5 µg/ml, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 6795-23-9 Price on request 682029 D8-1,4-Dioxane, 100 µg/ml, Methanol, 1ml Price on request