trans-1,4-Dichloro-2-butene Back Catalog number: 34251 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3391.9-100 Endosulfan , 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 115-29-7 Price on request 673654 Parathion-methyl, 100 µg/ml, Ethyl acetate, 5ml Price on request 1326.18-10UG Chrysene-trans-5,6-dihydrodiol, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 56183-24-5 Price on request