2,3,3',4,4',5,5'-Heptachlorobiphenyl, 5mg Back Catalog number: C-189N Availability: In the manufacturer's stock Price on request - + Recommended MBP-70 2,3',4',5-Tetrachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request C16045200 3-Phenoxybenzoic acid, certified, 0.1g Price on request 0201.18-500-T Benz[a]anthracene, 500 µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 56-55-3 Price on request