| formalin | A 37% aqueous solution of formaldehyde. Synonym: formol. (05 Mar 2000) |
|---|---|
| formalin pigment | <chemistry> A pigment formed when acid aqueous solutions of formaldehyde act on blood-rich tissues; characterised by rotation of the plane of polarised light, withstanding extraction in aqueous and lipid solvents, being bleached in acids and hydrogen peroxide; not formed when tissue is fixed with formaldehyde buffered to pH levels above 6. (05 Mar 2000) |
| formalinise | <procedure> To add formalin solution to inactivate vaccines without destroying their immunizing power. (05 Mar 2000) |
| neutral buffered formalin fixative | A general histologic fixative less likely to leave formalin deposits in tissue than formol-saline fixative. (05 Mar 2000) |
|---|