CAS 9030-21-1 appears in our catalog under these names: Nucleoside phosphorylase from microorganisms, Purine nucleoside phosphorylase, Microorganism, Purine nucleoside phosphorylase, Bacillus sp.. Offered by: Biosynth, MedChemExpress. Available pack sizes: 10KU, 5KU, 15KU, 100 U, 1 KU, 5 KU.