Urea Formaldehyde Concentrate (UFC 65) is a clear and viscous liquid, composed of formaldehyde, urea and water. It provides high concentration of formaldehyde commercially available in an easy-to-use form. Applications It is used in production of aminoplast resins such as urea formaldehyde adhesives, UF and MUF impregnation resins. It is used as anti-caking agent in the process of urea production.