2,3,3',4'-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane Back Catalog number: BB-56 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 18000-0041-100AN5 Amidotrizoic acid, 100µg/ml in Acetonitrile, 5ml Price on request 2127.12-K-IO Arochlor 1248 , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 12672-29-6 Price on request 79780 Chlorfenapyr, 1000µg/ml in Acetonitrile, 1ml Price on request