EPA Method 8260 Internal Standard - Revised Back Catalog number: 21013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12125.12-10MG Carbetamide,neat,neat,10mg, Price on request 675768 Isocarbophos, 100 µg/ml, Ethyl acetate, 5ml Price on request DF-246-S 2,4,6-Trichlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request