Chemical formula: CH2O, HCHO
Simple structure: HCHO
Molecular Weight: 30.03
Density 1.083; The refractive index of 1.3755-1.3775;

A colorless, has a strong irritating smell of gas. Its 35% ~ 40% of the aqueous solution known as formalin. Soluble in water, alcohol and ether. Formaldehyde is a gas at room temperature, usually in the form of aqueous solution.


Formaldehyde is an important organic raw material.