CAS 636-31-7 appears in our catalog under these names: 1,2,4,5-Tetraiodobenzene, 1,2,4,5-Tetraiodobenzene 95%, 1,2,4,5-Tetraiodobenzene, 95%, 95%, 1,2,4,5-Tetraiodobenzene, 95%. Offered by: Biosynth, Ambeed, Chemat, Fluorochem. Available pack sizes: 2,5g, 100mg, 250mg, 1g, 5g, 10g.