CAS 9012-33-3 appears in our catalog under these names: β-N-Acetylhexosaminidase, Streptococcus pneumoniae, 96.00%, β-N-Acetylhexosaminidase, Porcine kidney, beta-N-Acetylglucosaminidase Canavalia e, beta-N-Acetylglucosaminidase Streptococc. Offered by: MedChemExpress, Sigma-Aldrich. Available pack sizes: 10 U, 5 U, 50 U, 10UN, 25UN, 5UN, 1VL.