Azobenzene, 100 µg/ml, Cyclohexane, 1ml Back Catalog number: 680842 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 679294 Isopropylparaben, 25mg Price on request 673754 Camphechlor (Toxaphene), 10.0 µg/ml, Ethyl acetat Price on request BB-101 2,2',4,5,5'-Pentabromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request