EPA Method 551.1 Performance Check Sol’n Back Catalog number: 30115 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PCB-A10-CS1,2,3,4 Individual Calibration Solutions, 200ul, nonane Price on request 682028 Deoxynivalenol, 100 µg/ml, Acetonitrile, 1ml Price on request 673424 Propoxur, 10.0 µg/ml, Acetonitrile, 10ml Price on request