4,4'-Dichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Back Catalog number: MBP-15 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 79592 Tefluthrin Price on request 0239.20-10-AN Benzo[a]pyrene, 10µg/mL, Solvent-acetonotrile, Unit 1mL, # of units-1, Cas.no. 50-32-8 Price on request 92789 EPA Method 8081A Pesticide Standard A Price on request