CAS 9001-41-6 appears in our catalog under these names: Phosphoglucose isomerase from baker′s yeast (S. cerevisiae), Type III, ammonium sulfate suspension, ≥400 units/mg protein (biuret), PHOSPHOGLUCOSE ISOMERASE FOR FRUCTOSE AS, Phosphoglucose Isomerase, Rabbit muscle, Phosphoglucose isomerase, bacillus stearothermophilus, Phosphoglucose isomerase, Baker's Yeast. Offered by: Biosynth, Sigma-Aldrich, MedChemExpress. Available pack sizes: 5KU, 1KU, 50KU, .4ML, 1 KU, 250 U, 100 U.