1,2,7,8-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Back Catalog number: DF-1278-S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 50734 Sulfate (SO42-) Price on request 2540.7-K-ME Paraxanthine, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 611-59-6 Price on request 60029 Base/Neutrals Extractables Mix #4 - MISA Price on request