Sulfamethoxazole, 100 µg/ml, Methanol, 1ml Back Catalog number: 679816 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 15900-0184-100AN5 Anthranilic acid isopropylamide, 100µg/ml in AL, 5ml Price on request 679907 Chlorotoluron-desmethyl, 100 µg/ml, Acetone, 1ml Price on request 91819 Quinoxaline-2-carboxylic acid Price on request