1,4,6,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Back Catalog number: DF-1467-S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 9305. Dextropropoxyphene, , Solvent-, Unit , # of units-, Cas.no. Price on request 10857.20-K-ME Quinine hemisulfate,1000 µg base/mL,MeOH,1mL Price on request 21023 CLP - Pesticide Surrogate Spike Solution Price on request