1,2:3,4-Diepoxybutane Back Catalog number: 90975 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681886 Fluorodifen, 100 µg/ml, Ethyl acetate, 5ml Price on request 70232 N-Nitrosodi-n-propylamine, 1000µg/mL in MeChl, 1ml Price on request 71241 9,10-Diphenylanthracene Price on request