EPA Method 502.2 Surrogate Standard Back Catalog number: 91704 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0568.30-10MG Friedelin, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 559-74-0 Price on request 676144 Avermectin B1a, 100 µg/ml, Acetonitrile, 1ml Price on request 672889 Thiabendazole, 250mg Price on request