a 10% solution of formaldehyde in water; used as a disinfectant or to preserve biological specimens
Formalin, or formaldehyde, in solution is used as a tissue preservative and fixative for tissue specimens.
A solution of formaldehyde used for preserving tissue for study.
A 37% aqueous solution of formaldehyde.
A strong antiseptic and preservative.
This is a treatment for a range of parasites such as Gill Flukes. It is usually available as 35-40% solution of formaldehyde gas in water. It is a quite hazardous material to use, especially with soft water. It removes oxygen from the water and can only be successfully employed in a well-aerated treatment tank.
Commercial grades of formaldehyde.