EPA Method 508.1 & 525.2 Pesticide Standard Back Catalog number: 91970 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677913 Fluchloralin, 100 µg/ml, Ethyl acetate, 1ml Price on request L13540000AL Fenpropimorph. 10µg/mL in Acetonitrile, 10ml Price on request FOSA-I Perfluoro-1-octanesulfonamide , 50µg/ml in Isopropanol, 1,2ml Price on request