What is formalin? Write its uses.
Solution : Formalin A 37−40% solution of formaldehyde in water is called formalin. IUPAC name for formaldehyde is methanal. HCHO is the chemical formula for it. It is colourless liquid. It is the simplest aldehyde. It is an organic chemical made up of carbon, hydrogen, and oxygen atoms. It is a flammable liquid and has …