trans-1,4-Dichloro-2-butene Back Catalog number: 70486 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9191.8-10MG Caffeine-d3 (1-methyl-d3), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 26351-03-1 Price on request 681298 beta-Zearalenol, 10.0 µg/ml, Acetonitrile, 1ml Price on request 9864.17 Alprazolam-d5, , Solvent-, Unit , # of units-, Cas.no. 125229-61-0 Price on request