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 685531 4,4'-Dibromobenzophenone, 100 µg/ml, Acetonitrile Price on request 673643 Myclobutanil, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 30113 Carbon tetrachloride Price on request