Prothiofos, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673684 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 79174 a-BHC Price on request 0386.12-K-T Carbazole-d8, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 97960-57-1 Price on request 9666.4-K-AN N-Nitrosodiethanolamine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1116-54-7 Price on request