3,4,6,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Back Catalog number: DF-3467-S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 93700 Herbicide Acid Standard Price on request 79896 Hexamethylenetetramine Price on request 71590 Vanillin Price on request