EPA Method 507 Pesticide Standard Back Catalog number: 91974 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1015.12-K-IO Diphenyldisulfide, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 882-33-7 Price on request 70999 3-Ethyltoluene Price on request 680627 Penthiopyrad Metabolite PAM, 10mg Price on request