Benzidine Back Catalog number: 43124 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673456 Thiodicarb, 10.0 µg/ml, Acetonitrile, 10ml Price on request 71806 Acetic acid, 1000µg/ml in Water, 1ml Price on request 95887 2-Chloroethanol Level 100 Price on request