EPA Method 507/525 Analyte Mix #1 Back Catalog number: 30082 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9020.6-K-AN 2-Nitro-4-diphenylenediamine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 3694-52-8 Price on request 30130 EPA Method 502/524 Phase V Additionals Price on request 71394 2-Amino-4,6-dinitrotoluene Price on request