EPA Method 525Mix #2 Back Catalog number: 92704 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended H-159S 2,3-Benzanthracene, 50µg/ml in Toluene, 1ml Price on request MET-13104A-25MG Propachlor ESA sodium salt, 25mg Price on request 92687 Pesticide Mix #3A Price on request