GLC Reference standard 674, 100mg Back Catalog number: GLC-674 Availability: In the manufacturer's stock Price on request - + Recommended 66205 2,3,3',4,4',5,5',6-Octachlorobiphenyl (205) Price on request 80100 EPA Method 8010A Price on request BB-52 2,2',5,5'-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request