福爾馬林
Formalin \For"ma*lin\, n. [Formic + aldehyde + -in.] (Chem.) An aqueous solution of formaldehyde, used as a preservative in museums and as a disinfectant.
formalin n : a 10% solution of formaldehyde in water; used as a disinfectant or to preserve biological specimens [syn: {formol}]