EPA Method 8260B Surrogate Standard Back Catalog number: 23002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79190 Endothall Price on request 675745 Cyanofenphos, 10 µg/ml, Ethyl acetate, 10ml Price on request 9499.10-100-AN Clofibric acid Price on request