Metals Mix Back Catalog number: 50780 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11708.12-100-IO 2,2',3,3',4-Pentachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 73373 Papaverine Price on request EPA-8280RS Recovery Standard Solution, 5ng/µl in Nonane/20% toluene, 1,2ml Price on request