3,3´-Dimethoxybenzidine, certified, 0.1g Back Catalog number: C12721000 Availability: In the manufacturer's stock Price on request - + Recommended 79076 EPA Method 8330 Analyte Price on request 82700 Method 8270A Price on request 679836 Tris-(2-butoxyethyl)phosphate, 100 µg/ml, Methano Price on request