CAS 9029-47-4 appears in our catalog under these names: Protocatechuate 3,4–dioxygenase, Protocatechuate 3,4-dioxygenase from pseudomonas sp., Protocatechuate 3,4-dioxygenase, Protocatechuate 3,4-Dioxygenase Pseudomo. Offered by: GLPBio, Biosynth, MedChemExpress, Sigma-Aldrich. Available pack sizes: 25u, 10mg, 50 U, 100 U, 25 U, 25UN.