3,4,4'-Trichlorobiphenyl Back Catalog number: 66037 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71892 4-Methyldibenzothiophene Price on request 2042.8-50-ME n-Perfluorooctanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 335-67-1 Price on request X9051 o-Cresol Price on request