Cations Mix Back Catalog number: 59390 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673692 Pyriproxyfen, 100 µg/ml, Ethyl acetate, 5ml Price on request 679880 Benzidine, 100 µg/ml, Acetonitrile, 1ml Price on request 677790 Novobiocin sodium salt, 250mg Price on request