2,3,7,8-Tetrabromodibenzofuran, 1.2ml x 50ug/ml, toluene Back Catalog number: BDF-2378 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 96263 525 Internal Standard Price on request 681689 2,4-Dimethylphenol, 100 µg/ml, Methanol, 5ml Price on request 92864 Herbicide Free Acid Standard Price on request