EPA Method 8090 - Analytes Mix #1 Back Catalog number: 80901 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679173 13C2,15N2-Metronidazole, 10mg Price on request 2705.2-90-ME Dimethylamine, 90µg/mL, Solvent-TMA-free methanol, Unit 1mL, # of units-1, Cas.no. 124-40-3 Price on request 59481 QC Soup Mix Price on request