EPA Method 508 Pesticide Standard Back Catalog number: 92961 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59835 Anions Mix - Chloride + Sulfate Price on request DF-IS-H200 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 70092 Chrysene-d12, 1000µg/ml in Methylen Chloride, 1ml Price on request