2,3,4,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Back Catalog number: DF-2347-S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 677962 Fenitrothion, 100 µg/ml, Toluene, 1ml Price on request 92788 EPA Method 8081A Pesticide Standard B Price on request 50721 ICP Mix #4 Price on request