EPA Method 507/525 Analytes Mix #2 Rev.1 Back Catalog number: 31083 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 34371 Hexachlorobutadiene Price on request 675320 Cinidon-ethyl, 10.0 µg/ml, Acetonitrile, 10ml Price on request 73435 Dialkyl phthalate linear C7-C9-C11 Price on request