EPA Method 551Mix “A” Back Catalog number: 30194 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10712.23.K-ME cis-(Z)-Flupentixol dihydrochloride Price on request 10519.10-K-AN (±)-Nicotine-d3 (N-methyl-d3),1000 µg/mL,acetonitrile,1mL, Price on request 79407 Benzo(k)fluoranthene Price on request