Nitrite as (NO2-) Back Catalog number: 50402 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2822.8-50-ME n-Perfluorooctanoic acid, ammonium salt, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 3825-26-1 Price on request 685213 4-Methylumbelliferone, 100mg Price on request 1136.16-10MG n-Hexadecane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 544-76-3 Price on request