Nitrate as NO3-, 1000µg/ml in water, 100ml Back Catalog number: 54200 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 2585.30-200-T Dibenzo[a,c]pentacene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 216-08-0 Price on request EPA-1613STOCK EPA Method 1613 Native Stock Solution, 1.2ml, nonane Price on request 1012.6-1G Di-n-propyldisulfide, neat, Solvent-Neat, Unit 1g, # of units-1, Cas.no. 629-19-6 Price on request