Chlorpyrifos, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 675397 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 2377.10-K-IP 2-Naphthol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 135-19-3 Price on request 2703.15-5G Nordiazepam, neat, Solvent-neat, Unit 5g, # of units-1, Cas.no. 1088-11-5 Price on request 673984 Nitenpyram, 100mg Price on request