From Pathfinder Treasure Vault (Remastered), which isn't enabled.

Burial Oil (Greater)

ITEM 11

Price 250 gp

Usage held in 2 hands

Bulk L

Category oil

Activate (manipulate)

A pearlescent fluid, burial oil applied to a weapon grants the benefits of a Greater Vitalizing rune with a DC 30 Fortitude for 1 minute.

Pathfinder Treasure Vault (Remastered)ORC