2-Ethyl-1-butene Back Catalog number: 71684 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8916.14 2-Methyl-3,3',4,4'-tetrachlorodiphenylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request 2864.12-50-IO 5'-Fluoro-2,3,3',4,4'-pentachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 90396 Internal Standard Price on request