EPA Method 515.1 Internal Standard Back Catalog number: 30023 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EO-5377 BDE-203 (13C12,99%), 50µg/mL in Nonane, 1,2ml Price on request DF-24-S 2,4-Dichlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 676613 Metolachlor OA, 100 µg/ml, Acetonitrile, 1ml Price on request