1,4-Dichloro-2-butene Back Catalog number: 71391 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677686 Tetraethyltin, 100mg Price on request 0274.24-10MG Dibenzo[b,k]fluoranthene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 205-97-0 Price on request L20950001AL PAH-Mix 1, -, 10ml Price on request