1,2:3,4-Diepoxybutane Back Catalog number: 90975 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72357 Sumithrin Price on request 674753 Dithianon, 250mg Price on request 79035 Indeno(1,2,3-cd)pyrene, 1000µg/ml in Acetonitrile, Price on request