Chromate Fixatives

Chromic acid

precipitates all proteins and adequately preserves CHO

formaldehyde

myst be added to chrome containing tissues before use to precent counteracting effects and consequent decomposition of solution upon prolonged standing

Regaud’s fluid / Moeller’s fluid

demonstration of chromatin, mitochondria, mitotic figures, golgi bodies, RBCs and colloid containing tissues

Regaud’s fluid / Moeller’s fluid

hardens tissue better and more rapidly than Orth’s

Orth’s fluid

study of defenerative processes and tissue necrosis

Orth’s fluid

demonstrates Rickettsia and other bacteria

Orth’s fluid

preserves myelin better than buffered formalin

Potassium dichromate

preserves mitochondria

fixed lipids