Embalming fluid

 is a miscellaneous item in the Fallout: New Vegas add-on Dead Money.

Locations

 * Two can be found on a pile of debris on the floor just before entering the cellar underneath the Bell-tower in during the quest Trigger the Gala Event.
 * Four can be found at the Campanas del Sol in Salida del Sol North in a room next to a staircase that leads into the lower levels.