CWA Nitrate & Nitrite Back Catalog number: 55130 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92798 Aroclor 1248 Price on request 59404 Anions Solution B Price on request 8743.18-100-T 4-Chloroterphenyl, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request