Benzidine Back Catalog number: 43124 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59941 Hexavalent Chromium (Cr 6+) Price on request 1132.12-K-IO n-Dodecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 112-40-3 Price on request 96516 7-Aminoclonazepam-D4 Price on request