2,3,4'-Tribromobiphenyl, 1.2ml x 50ug/ml, nonane Back Catalog number: BB-22 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 678465 Paraoxon-methyl, 100mg Price on request 1623.11-100-IO 1,1,1,3,9,11,11,11-Octachloroundecane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 601523-25-5 Price on request 1900.18-10-T 1-Fluorochrysene, 10µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request