EPA Method 8040A Analytes Mix “A” Back Catalog number: 80421 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674546 Swep, 250mg Price on request 677619 Chlorthiamid, 100 µg/ml, Ethyl acetate, 1ml Price on request D533840 Dopamine 3-O-Sulfate, 5mg Price on request