CAS 21150-22-1 appears in our catalog under these names: β–Amanitin, b-Amanitin, min. 95 %, 1 mg, β-Amanitin, b-Amanitin, B-AMANITIN FROM AMANITA PHALLOIDES &. Offered by: GLPBio, Roth, TargetMol, Biosynth, Sigma-Aldrich. Available pack sizes: 1mg, 2mg, 5mg, 10mg, 25mg, 1 mg, 500 μg, 100 μg.