Fertilizers common to crop production in Indiana usually contain nitrogen in one or more of the following forms: nitrate, ammonia, ammonium or urea. Each form has specific properties that determine ...

2). In addition, the amount of urea formed and the degraded products were evaluated from various aspects, and it was revealed that the polycarbonate can be completely degraded into urea and isosorbide ...

In the liver, ammonia is formed by the deamination of amino acids. It is highly toxic and cannot be allowed to accumulate in the body. Excess ammonia is converted to urea. Urea and water are ...