ICP-MS Mix #1 Back Catalog number: 50117 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 672906 Permethrin, 250mg Price on request 680503 1,2-Epoxyoctane, 250mg Price on request DF-LCS-A40 Mass-Labelled PCDD/PCDF Solution/Mixture , 1.2ml , nonane Price on request