EPA Method 8100 - Surrogate Standard Back Catalog number: 81002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50729 Multi-Element Standard Price on request 673750 Butafenacil, 10 µg/ml, Ethyl acetate, 10ml Price on request L17300000AL Terbuthylazine, 10 ng/µl, 10ml Price on request