2,4,4',5-Tetrachlorodiphenyl ether, 1.2ml x 50ug/ml, nonane Back Catalog number: DPE-74 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 59595 ICP Standard Price on request 681772 Octocrylene, 100 µg/ml, Acetonitrile, 1ml Price on request 71490 Fluorene-d10, 1000µg/ml in methylene chloride, 1ml Price on request