o-Toluidine, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 679892 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 683724 Glutaraldehyde-DNPH, 10.0 µg/ml, Acetonitrile, 1 Price on request 673322 Imazalil, 10.0 µg/ml, Acetonitrile, 10ml Price on request 70057 Butylate Price on request