EPA Method 353.2 Nitrate & Nitrite Back Catalog number: 52120 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 96948 EPA Method 8315 Aldehyde/Ketone-DNPH Mix Price on request 95393 n-Hydrocarbon Mix C8 - C40, 1000µg/ml in in MeCl2 : CS2 [3:1], 1ml Price on request 3093.12-50-IO 2,4-Dibromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 53592-10-2 Price on request