1,2:3,4-Diepoxybutane Back Catalog number: 70355 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1556.30-K-IOX5 n-Triacontane-d62, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 93952-07-9 Price on request 11691.12-100-IO 2,3,4',4'-Tetachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request DD-28-S 2,8-Dichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane Price on request