2,2',4,5'-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane Back Catalog number: BB-49 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended PCB-CS4-H Calibration sol. CS4 for HRGC/HRMS Analysis of PCBs, in Nonane, 200µl Price on request 20016 CLP Semi-Volatile Base/Neutral Surrogate Standard Price on request 79216 1,4-Dioxane Price on request