D8-Benzidine, 10mg Back Catalog number: 681504 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 81422 Ronnel (Fenchlorphos) Price on request 1894.6-50-IO 1,2,3,4,5,6-Hexabromocyclohexane, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1837-91-8 Price on request 97530 8260 Screening Standard Price on request