EPA Method 551.1 Performance Check Soln Back Catalog number: 30104 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72856 Acetochlor OA, 1000µg/ml in MeOH, 1ml Price on request 9270.29-K-MEX5 (2R)-?-Tocopherol-d6 (5,7-di(methyl-d3)),1000 µg/mL,MeOH,1mL Price on request 677136 Monepantel-sulfone, 10mg Price on request