EPA Method 507 Pesticide Standard Back Catalog number: 91974 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11285.8-100-AN Thiamethoxam-d3 (N-methyl-d3),100 µg/mL,acetonitrile,1mL, Price on request 675009 PSA-C18-Mix 3 Price on request 92454 OCP MIX - D, in Isooctane, 1ml Price on request