CAS 33203-82-6 appears in our catalog under these names: Basic Blue 3, Phenoxazin-5-ium, 3,7-bis(diethylamino)-, chloride (1:1), 96%, 96%, BASIC BLUE 3, Basic Blue 3, 96%. Offered by: GLPBio, Chemat, Sigma-Aldrich, Fluorochem. Available pack sizes: 100g, 500g, 5g, 25g.