Items, NPCs, quests, objects and spells of patch 1.12.1, read live from the realm itself.

Frozen Ectoplasm

NPC Level Zone Chance

Suffering Highborne 54 - 55 Winterspring 100%

Anguished Highborne 55 - 56 Winterspring 100%
Quest Level Side

Hunting for Ectoplasm 60 Both

NPC	Level	Zone	Chance
Suffering Highborne	54 - 55	Winterspring	100%
Anguished Highborne	55 - 56	Winterspring	100%