Instrument Standard 4 Back Catalog number: 53080 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended H952702 1-Hydroxypyrene-d9, 1mg Price on request 66115 2,3,4,4’,6-Pentachlorobiphenyl Price on request 11735.12-100-IO 2,2',3,3',5,5'-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request