EPA Method 8330 Analyte Back Catalog number: 79072 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9258.6-100-DRIED Kojic acid, 100µg/mL, Solvent-dried down, Unit 1mL, # of units-1, Cas.no. 501-30-4 Price on request 672963 Metronidazole, 250mg Price on request ACQ-WH11-015 Ethanol standard in whole blood,1.1g/L,whole blood, 1.5mL Price on request