EPA Method 353.2 Nitrate & Nitrite Back Catalog number: 52120 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71802 Maltose, 1000µg/ml in Water, 1ml Price on request M542510 Mono(2-ethyl-5-hydroxyhexyl) Phthalate, 2,5mg Price on request 3101.12-50-IO 3,4,5-Tribromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 115245-08-4 Price on request