1-Butene Back Catalog number: 71677 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2865.12-50-IO 5'-Fluoro-2,3',4,4',5-pentachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 98520 PCB PWDM Standard Price on request 9478.9-10MG Carbendazim, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 10605-21-7 Price on request