EPA Method 8270A - Mix #14 Back Catalog number: 82701 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677344 8,9-Z-Avermectin B1b, 100 µg/ml, Acetonitrile, 1 Price on request 58049 Indium (In) Price on request 672994 19-Norethindrone acetate, 100mg Price on request