EPA Method 8141 / 1618 Pesticide Mix A Back Catalog number: 91397 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 683119 Isobutylbenzene, 1000mg Price on request 71950 2,5-Dimethylthiophene Price on request DF-267-S 2,6,7-Trichlorodibenzofuran, 1.2ml x 50ug/ml, toluene Price on request