Benzidine, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 679880 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended ASTM-P-0031-R1 PIANO n-Paraffin Mix C5-C15, Conc by %w/w, 1ml Price on request 11787.10 1,2,3,4,5,6,7-Heptachloronaphthalene,,,, Price on request CA12960000 Diquat dibromide, 250mg Price on request