CAS 9047-57-8 appears in our catalog under these names: CHONDROITINASE AC FROM FLAVOBACTERIUM&, CHONDROITINASE AC FROM FLAVOBACTERIUM HE, Chondroitinase AC II, Chondroitinase AC. Offered by: Sigma-Aldrich, MedChemExpress. Available pack sizes: 10UN, 5UN, 20 U, 5 U.