2,3,3',4'-Tetrachlorobiphenyl (56) Back Catalog number: 66056 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10693.22-5MG Cannabidiolic acid Price on request 9878.17-50-IO 1,2,5-Trimethylphenanthrene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 146448-87-5 Price on request 673514 Chlorthion, 100 µg/ml, Ethyl acetate, 5ml Price on request