From Pathfinder Impossible Magic, which isn't enabled.

Ghostbane Fulu

ITEM 6

CONSUMABLE FULU MAGICAL TALISMAN

Price 40 gp

Usage affixed to armor or traveler's clothing

Bulk —

Category fulu

Usage affixed to a weapon

Activate (concentrate)

Trigger You successfully Strike an incorporeal creature with the weapon to which the fulu is affixed, but you haven't rolled damage.

This white paper fulu bears red ink and attunes a weapon to the spiritual essence of an incorporeal creature. Upon activation, the weapon gains the benefit of the ghost touch property rune against the triggering incorporeal creature for 1 minute.

Effect: Ghostbane Fulu

Pathfinder Impossible MagicORC