EPA Method 8240A C Back Catalog number: 22002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MET-12478DM1-1ML Metolachlor OA, 100µg/ml in MeOH, 1ml Price on request FHUEA 2H-Perfluoro-2-octenoic acid (6:2), 1.2ml x 50ug/ml, isopropanol Price on request S7507-10G Sulfamethoxazole, anal. std., 10g Price on request