EPA Method 8100 - Surrogate Standard Back Catalog number: 81002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 684991 2,2'-Dihydroxy-4,4'-dimethoxybenzophenone-5,5'-dis Price on request 677904 Edifenphos, 10 µg/ml, Acetonitrile, 10ml Price on request 91102 2-Nitropropane Price on request