Nitrite (NO2-) as N Back Catalog number: 50287 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8638.7-1ML 2-Methyl-1,3-hexadiene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. Price on request 1135.15-K-ME n-Pentadecane Price on request 681472 D12-Benzo[a]pyrene, 10.0 µg/ml, Acetonitrile, 10 Price on request