Internal Standard for AB SIM Back Catalog number: 94541 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1655.9 1,1,1,3,7,9,9,9-Octachlorononane, Please inquire, Solvent-, Unit , # of units-, Cas.no. 13389-26-9 Price on request 11280.19-100-AN (+/-)-Quizalofop-ethyl-d3 (propionate-3,3,3-d3),100 µg/mL,acetonitrile,1mL, Price on request 8684.14-100-ME Pyrifenox Price on request