CAS 23109-05-9 appears in our catalog under these names: alpha-Amanitin/ 90%, α–Amanitin, A-AMANITIN FROM AMANITA PHALLOIDES &, α-Amanitin, 99.92%. Offered by: TargetMol, GLPBio, Sigma-Aldrich, MedChemExpress. Available pack sizes: 100ug, 500ug, 1mg, 100 μg, 5 mg, 500 μg, 10 mg, 1 mg.