2,3,4-Tribromodiphenyl ether, 1.2ml x 50ug/ml, nonane Back Catalog number: BDE-21 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 3656.6-100 1,2,4,5-Tetrachlorobenzene, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 95-94-3 Price on request 675352 Butralin, 250mg Price on request 93646 PAH Field Surrogate Price on request