EPA Method 601 Internal Standard Back Catalog number: 19094 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended SFA-017S Methyltricosanoate C23:0, 10mg/mL in Hexane, 1ml Price on request 681985 Sulfoxaflor Metabolite X11721061, 10mg Price on request 3134.9-K-IO Nonanoic acid (Pelargonic), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 112-05-0 Price on request