EPA Method 1625 Semi-Volatile Standard Back Catalog number: 94782 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 94580 Non-Derivatives Mix #2 Price on request 683853 Sulfosulfuron, 100 µg/ml, Acetonitrile, 5ml Price on request DF-IS-J100 Mass-Labelled PCDD Internal Standard Solution, 1.2ml, nonane Price on request