Chlorpyrifos, 250mg Back Catalog number: 673986 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 59797 Conductance @ 20°C [2 µmho/cm] Price on request ME 20080 Aqueous Ethanol Standard (0.8g/l), 10 x 1,2ml Price on request 2238.18-100-AN Zearalenone, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 17924-92-4 Price on request