Order early for pre-holiday delivery. Flinn (or Educational Innovations) will be closed December 24th, 2025,
through January 4th, 2026, reopening Monday, January 5th, 2026.
Orders received after 10:30 AM Central Time on Tuesday, December 23rd, 2025, will ship after we return.
DC0841
Price: FREE
Demonstrate the enzymatic conversion of urea to ammonia and carbon dioxide by using the enzyme urease. Unmistakable visual and olfactory evidence leave no doubt as to the action of this molecular engineer!