Internal Standard for AB SIM Back Catalog number: 94516 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681695 2,3,4-Trichlorophenol, 100 µg/ml, Methanol, 5ml Price on request EN-1948STK PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request 680503 1,2-Epoxyoctane, 250mg Price on request