Propionitrile, 1000mg Back Catalog number: 682279 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 1243.8-K-ME 2-Methylheptane, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 592-27-8 Price on request 30003 EPA Method 500 Series Internal Std #4 Price on request 3316.10-100-AN Bentazone Price on request