Urea-15N2 (Standard) is a reference standard of Urea-15N2 intended for quantitative analysis, quality control, and related biochemical research applications. Urea-15N2 is the 15N labeled form of Urea. Urea serves as a potent protein denaturant, operating through both direct and indirect mechanisms. It acts as an effective emollient and keratolytic agent and is used as a diuretic. Blood urea nitrogen (BUN) has been employed to assess kidney function. Additionally, it is widely used as a nitrogen source in fertilizers and is a significant raw material in the chemical industry.