EPA Method 8270A - Analytes Mix #8 Back Catalog number: 11118 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681402 Bifonazole, 50mg Price on request SC-212704 rac 3-Hydroxyisobutyric Acid, 1mg Price on request 66169 3,3',4,4',5,5'-Hexachlorobiphenyl (169) Price on request