trans-1,4-Dichloro-2-butene Back Catalog number: 70486 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MDF-23478 2,3,4,7,8-Pentachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene Price on request C16986101 Sudan 1, certified, 0.25g Price on request 68002 3-Chlorobiphenyl Price on request