Anions Mix #1 Back Catalog number: 59473 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 96890 515.4 Stock Standard Price on request 679888 3,3'-Dimethylbenzidine, 100 µg/ml, Acetonitrile, Price on request 677608 1H,1H,2H,2H-Perfluorohexanesulfonic acid, 10mg Price on request