The conservation of anatomical pieces goes back five thousand years, beyond ancient Egypt for political and religious purposes. In the 12th century, with the appearance of the University, new techniques were implemented as the corpse became a necessary tool for teaching. During the last two centuries, since the year of its discovery in 1867, formaldehyde has been used as the main source for conservation. However, several years ago, anatomy laboratories around the world have resorted to new techniques and mixtures in order to reduce its use and its reported negative effects on health, such as cancer. This work shows the obtaining of anatomical pieces, by means of the Chilean Conservative Fixative Solution (SFCCh), its process, analysis and experience are described in the following pages.