Bouin's Fixative (Bouin's Fluid)

Bouin's fixative is excellent for use in preserving soft and delicate tissue structures. The primary use of Bouin’s is for lymph nodes, prostate biopsies and kidney biopsies, however, it can also be used for decalcifying bones with the addition of formic acid.

Bouin’s fixative is a formulation of picric acid, formalin and acetic acid.