EPA Method 8330 Analyte Back Catalog number: 79072 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1507.22-50-T 7,10-Dimethylbenzo[a]pyrene, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 63104-33-6 Price on request 10977.10-100MG EDTA-d12,neat,neat,100mg, Price on request 679174 D2-Metronidazole-hydroxy, 10mg Price on request