EPA Method 8060 QC Check Solution Back Catalog number: 80612 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 63171 2,2',3,3',4,4',6-Heptachlorobiphenyl (171) Price on request 73441 1,3-Dibromobenzene Price on request 3877.4-1G Furan, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 110-00-9 Price on request