EPA Method 551.1 Surrogate Standard Back Catalog number: 30102 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9456.26-10MG Mandipropamid, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 374726-62-2 Price on request 11287.12-100-AN Thiophanate-methyl-d6 (O,O-dimethyl-d3),100 µg/mL,acetonitrile,1mL, Price on request N676002 Norethindrone-2,2,4,6,6,10-d6, 2,5mg Price on request