Sulfamethazine, 100 µg/ml, Methanol, 1ml Back Catalog number: 679814 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 679123 D8-Toluene, 2000 µg/ml, Methanol, 1ml Price on request L12980000CY Disulfoton, 10µg/mL in Cyclohexane, 10ml Price on request 58011 Sodium (Na) Price on request