2,4,4’-Trichlorobiphenyl (28) Back Catalog number: 66028 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79477 Dimethylamine Price on request 0018.16-200-T Benzo[b]naphtho[2,3-d]furan, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 243-42-5 Price on request 58190 Thorium (Th) Price on request