Semi-Volatile Mix Back Catalog number: 95727 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 66194 2,2’,3,3’,4,4’,5,5’-Octachlorobiphenyl (194) Price on request MMPCB-MXA Mass-Labelled Chlorinated Methoxybiphenyl Solution/Mixture, 1.2ml, toluene Price on request C17945100-5ML m-Xylene, certified, 5ml Price on request