Chemical Formula: CH₂O
Physical Appearance: Clear, colorless liquid with a pungent, irritating, characteristic formaldehyde smell.
Applications: It is combined with urea, phenol, or melamine to create resins and adhesives. Also used in insulation materials. Formalin solution (37% Formaldehyde) is used as fixative and preservative in various applications. In hospitals, animal handling facilities, and agricultural applications, it is used as a powerful disinfectant.