EPA Method 8260B Surrogate Standard Back Catalog number: 23112 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679785 Coumatetralyl, 100 µg/ml, Acetonitrile, 1ml Price on request 676457 Salicylaldehyde, 1ml Price on request 11980.17-K-AN Celecoxib,1000 µg/mL,acetonitrile,1mL, Price on request