Sulfamethazine, 100 µg/ml, Methanol, 1ml Back Catalog number: 679814 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 73479 3-Hydroxybutyric acid Price on request X9058 Dibenzo(a,h)anthracene Price on request 678423 beta-HCH, 100 µg/ml, Acetonitrile, 5ml Price on request