COD Calibration Standard Back Catalog number: 50451 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2444.7-K-IP 4-Nitroanisole, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 100-17-4 Price on request 674555 3,5,6-Trichloro-2-pyridinole, 100mg Price on request 10419.7-10MG Methyl pentachlorophenyl sulfide Price on request