EPA Method 8040A Analytes Mix “A” Back Catalog number: 80411 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended D3437 4,5-Dichloroaniline-2-sulfonic Acid, 25g Price on request A161221 Acetaminophen-d3, 1mg Price on request 19362 EPA Method 525 - PAH Standard Price on request