WHO PCB Extraction Standard, 100pg/µl in nonane, 1,2ml Back Catalog number: P48-W-ES Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 673912 Fluometuron, 10 µg/ml, Acetonitrile, 10ml Price on request 675995 Malaoxon, 100 µg/ml, Toluene, 5ml Price on request 4H146 2,2',3,4',5,5'-Hexachloro-4-biphenylol, 1.2ml x 50ug/ml, nonane Price on request