Benzidine Back Catalog number: 43124 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11445.21-100-IO Diphenyl-3-isopropylphenyl phosphate,100 µg/mL,isooctane,1mL, Price on request 680167 Propionic acid, 1ml Price on request 53158 CLP ICP-MS / CCV Standard Price on request