Nitrate as (NO3-) Back Catalog number: 50401 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8354.12 3-Hydroxy-2,2',3,4',5,5',6-heptachlorobiphenyl, Please inquire, Solvent-, Unit , # of units-, Cas.no. Price on request 1900.18-10-T 1-Fluorochrysene, 10µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request 681333 1,2,4-Trimethylbenzene, 1ml Price on request