Sulfamethazine, 100 µg/ml, Methanol, 1ml Back Catalog number: 679814 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 680655 Dothiepin hydrochloride, 25mg Price on request 8378.18-50-5AN Sterigmatocystine, 50µg/mL, Solvent-acetonitrile, Unit 5mL, # of units-1, Cas.no. 10048-13-2 Price on request PFRS-030S Resorcinol bis(diphenyl phosphate), 100µg/ml in Toluene, 1ml Price on request