QC Standard 2 Back Catalog number: 56085 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 23004 EPA Method 8260B Surrogate Standard Price on request 10174.12-10-IO 2,2',3,4,4',5,5'-Heptabromobiphenyl Price on request 681009 Saflufenacil Metabolite M800H02, 10mg Price on request