Benzidine Back Catalog number: 70027 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71577 2,4-Dichlorophenol-PFB derivative Price on request 675297 1,2-Dichloroethane, 100 µg/ml, Methanol, 5ml Price on request 50239 ICP Mix #1 Price on request