Benzidine Back Catalog number: 70027 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674691 PSA-Mix 6 Price on request 691306 Dimethachlor Metabolite CGA 373464, 100µg/ml in Acetonitrile, 1ml Price on request 33831 n-Hexadecane Price on request