EPA Method 8141 Standard Back Catalog number: 93543 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended N-11891-1G Ethyl carbamate, 1g Price on request 15900-1141D-100AN 2,4-D-d3, 100μg/ml in Acetonitrile, 1ml Price on request D460803 Dimethindene, 98%, 1mg Price on request