trans-1,4-Dichloro-2-butene Back Catalog number: 34051 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2629.35-10UG 17ß(H),21 alpha(H)-(22RS)-Pentakishomohopane, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. Price on request 9261.22-100-DRIED Tentoxin, 100µg/mL, Solvent-dried down, Unit 1mL, # of units-1, Cas.no. 28540-82-1 Price on request 33004 1,3-Butadiene Price on request