Siduron, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678501 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 59398 Metals Mix #4 Price on request 681016 AP-Mix, , Acetonitrile/Water, 10ml Price on request 53079 Instrument Standard 3 Price on request