Sulfamethazine, 100 µg/ml, Methanol, 1ml Back Catalog number: 679814 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 680269 Dimethipin, 100mg Price on request 8481.22-K-AN Diltiazem hydrochloride,1000 µg base/mL,acetonitrile,1mL, Price on request B3IPPPP Bis(3-isopropylphenyl) phenyl phosphate, 1.2ml x 50ug/ml, toluene Price on request