1,2:3,4-Diepoxybutane Back Catalog number: 90975 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676610 2-Propanethiol, 250mg Price on request 79533 Benzo(a)pyrene Price on request 2157.6-50-IO Bromobenzene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 108-86-1 Price on request