Isoproturon-desmethyl, 100mg Back Catalog number: 678217 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended S-4143-050-B Low level Nitrogen & Sulfur Calibration Set Units: 1x1mL ampoules or 10mL screwcapped bottle Nitrogen introduced using Aniline / Sulfur introduced using di-n-Butyl Sulfide Catalogue No. Concentration Matrix: Benzene mg/kg (ppm) S-4143-0 Price on request 2008.12-5MG 2,3,3',4,4'-Pentachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 32598-14-4 Price on request 2799.22-5MG Flumethasone, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 2135-17-3 Price on request