CAS 938-86-3 appears in our catalog under these names: 2,3,4,5-Tetrachloroanisole, 2,3,4,5-Tetrachloroanisole 10 µg/mL in Isooctane, 2,3,4,5-Tetrachloroanisole 95%, 2,3,4,5-Tetrachloroanisole, 95%, 95%, 2,3,4,5-Tetrachloroanisole, Concentration: 100 µg/ml Solvent: Methanol. Offered by: Dr. Ehrenstorfer, Ambeed, Chemat, HPC Standards, Fluorochem. Available pack sizes: 10mg, 10ml, 250mg, 1g, 5g, 100mg, 1x5ml.