13C6-Sulfamethazine, 10mg Back Catalog number: 679522 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 92332 Resource Exploration Standard #2 Price on request 677061 Aldrin, 10.0 µg/ml, Acetonitrile, 10ml Price on request 72607 cis-2-Hexene Price on request