4-Nitrophenol, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 679900 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 20002 EPA Method 8240A - Purgeable Surr Std Price on request 672881 Propham, 250mg Price on request 43125 Pentachlorophenol Price on request