EPA Method 604.1 Analytes Back Catalog number: 40004 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C17684500 Trichloroacetic acid sodium salt, certified, 0.25g Price on request 98449 Aflatoxin & Ochratoxin Calibration Standard Price on request 677144 tert-Butyl ethyl ether, 200 µg/ml, Methanol, 1ml Price on request