Nitrate & Nitrite as N Back Catalog number: 50454 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674571 Swep, 10.0 µg/ml, Acetonitrile, 10ml Price on request 2042.8-50-ME n-Perfluorooctanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 335-67-1 Price on request 1988.3-KIT-N Phenyltin chlorides Kit (neat, 1987.6, 1986.12, 1985.18), , Solvent-, Unit Kit, # of units-, Cas.no. Price on request