2,7-Dichlorodibenzofuran, 1.2ml x 50ug/ml, nonane Back Catalog number: DF-27-S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 19063 EPA Method 525 - PCB Standard Price on request 11855.16-K-MEX10 Di-n-octyltin oxide,1000 µg/mL ,MeOH,1mL, Price on request 71421 Ethylene oxide, 1000µg/ml in Water, 1ml Price on request