Benzidine Back Catalog number: 43024 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2290.8-1G Isophthalic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 121-91-5 Price on request I720501 3-Iodothyronamine (4-Hydroxyphenyl-13C6) HCl, 1mg Price on request 3496.12-100-CY Propyzamide Price on request