EPA Method 8260B Mix #4 Back Catalog number: 82466 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97297 Deuterated PAH Std., 2000µg/ml in MeChl, 1ml Price on request 682279 Propionitrile, 1000mg Price on request 673587 Fenitrothion, 10.0 µg/ml, Ethyl acetate, 10ml Price on request