Mass-Labelled PCB Extraction Standards, 1.2ml, nonane Back Catalog number: PCB-LCS-H Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 9280.16-100-ME DL-Propranolol hydrochloride, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 318-98-9 Price on request 54660 MBAS - Alkylbenzene Price on request 66202 2,2',3,3',5,5',6,6'-Octachlorobiphenyl (202) Price on request