Validation of the test kit is dependent on the sample type or matrices being tested. The Urea/Ammonia Assay Kit (Rapid) is based on the same biochemistry as the Boehringer-Mannheim but with improved reaction speed and kit component stability.
References:
1.
Kerscher, L. & Ziegenhorn, J. (1985). In “Methods of Enzymatic Analysis”, (Bergmeyer, H. U,
Ed.), 3rd Ed., Vol. VIII, pp. 444-453.
2. Bergmeyer, H. U. & Beutler, H.-O. (1985). In “Methods of Enzymatic Analysis”, (Bergmeyer, H. U, Ed.), 3rd Ed., Vol. VIII, pp. 454-461.