3,4,4'-Trichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Back Catalog number: MBP-37 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 11700.12-100-IO 2,3',4,5'-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 680124 Pentachlorobenzene, 100 µg/ml, Cyclohexane, 1ml Price on request 677422 2,4-DB, 10 µg/ml, Acetonitrile, 10ml Price on request