EPA Method 507 Pesticides Back Catalog number: 95463 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 683812 2,4-D-glucoside, 5mg Price on request 12130.12-100-AC Carbetamide-d5 (phenyl-d5),100 µg/mL,acetone,1mL, Price on request C17894300 Tris(2-chloroethyl)phosphate, certified, 0.25g Price on request