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 2784.7-100-AN 2,4-Diaminoanisole,100 µg/mL,acetonitrile,1mL, Price on request 93189 Semi-Volatile Standard Price on request 674534 Benzyldimethyldodecylammonium chloride, 10.0 µg/ml Price on request