CAS 1326-12-1 appears in our catalog under these names: Thioflavine S (Technical Grade), Thioflavine S, Thioflavine S (Direct Yellow 7). Offered by: TRC, TargetMol, GLPBio, Biosynth, Chemat. Available pack sizes: 5g, 50mg, 100mg, 100g, 250mg, 1g, 25g, 100 mg.