Cations Std. Level 5 Back Catalog number: 59910 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9331.16-K-AN N-Nitrosodi-n-octylamine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 6335-97-3 Price on request 71493 Quinoxaline-2-carboxylic acid Price on request 94830 PCB Congeners Price on request