Technical Grade Urea is an organic compound . Urea serves an important role in the metabolism of nitrogen-containing compounds. It is a colorless, odorless solid, highly soluble in water, urea is basically non-toxic. It get Dissolved in water...
Urea is a 'moisture drawing' agent or 'humectant' which keeps the fabric damper longer during the curing or fixing process, thereby making for deeper, brighter colors...