EPA Method 8330 Analyte Back Catalog number: 79245 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-I40 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 679307 D4-Triadimefon, 100 µg/ml, Acetonitrile, 1ml Price on request 680097 D4-2-Chlorophenol, 25mg Price on request