Excellent morphological preservation of nuclear & cytoplasmic components. Can replace neutral buffered formalin for routine tissue and immunohistochemical procedures. Non-precipitating fixative which can be used with automated and manual methods.

Zinc formalin is best used as a primary fixative which minimizes denaturation. Specimens initially fixed in buffered formalin may be post fixed in Zinc Formalin for a week without an effect.