Propoxur, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 673425 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 677804 Levulinic acid, 250mg Price on request 680220 3-Hydroxybutyric acid, 50mg Price on request 1983.4-K-5ME Mono-n-butyltin trichloride, 1000µg/mL, Solvent-methanol, Unit 5mL, # of units-1, Cas.no. 1118-46-3 Price on request