Propoxur, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 673425 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 1081.22-K-IO n-Hexadecylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1459-09-2 Price on request 673437 Rotenone, 100 µg/ml, Acetonitrile, 1ml Price on request 52143 EPA 1620 Standard 5 Price on request