PAH Standard Conc Back Catalog number: 95517 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50401 Nitrate as (NO3-) Price on request 2124.12-100-IO Arochlor 1016 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 12674-11-2 Price on request 50743 Copper (Cu) Price on request