IC Anion Custom Mix - Parent Back Catalog number: 50399 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 96806 Custom Internal Standard Mix Price on request PBT Pentabromotoluene, 1.2ml x 50ug/ml , toluene Price on request FPEPA 3-Perfluoropentyl propanoic acid (5:3), 50µg/ml in MeOH, 1,2ml Price on request