Benzidine-d8 Back Catalog number: 72071 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 90379 Wisconsin DNR GRO Standard Price on request 2092.13-K-IPX5 2,4-Dibromophenol-PFB, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. Price on request 676134 S-Metolachlor Metabolite CGA 50720, 100 µg/ml, Ac Price on request