Carnoy's solution is a fixative composed of 60% ethanol, 30% chloroform and 10% glacial acetic acid, 1 gram of ferric chloride.
[1][2] Carnoy's solution is also the name of a different fixation composed of ethanol and glacial acetic acid (3:1).
[3][4][5] The invention of Carnoy's solution is attributed to Jean-Baptiste Carnoy, a pioneering 19th century cytologist.
[6] Some of the uses of Carnoy's solution are: