Irganox 1520 Back Catalog number: 10443.25-10MG Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 71393 2,4,6-Trinitrotoluene Price on request C17900000 Vamidothion, certified, 0.1g Price on request DF-IS-J20 Mass-Labelled PCDD Internal Standard Solution, 1.2ml, nonane Price on request