1,2-Epoxybutane Back Catalog number: 70429 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DDF-MDT Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request 32811 n-Octane Price on request 66087 2,2',3,4,5'-Pentachlorobiphenyl (87) Price on request