Alchemist Arbington
Found in Western Plaguelands.
Western Plaguelands
Item Stock Price 
Arcane Quickener∞ 50 Quest Level Side Mold Rhymes With... 57 Both Skeletal Fragments 57 Both Araj's Scarab 60 Both The Key to Scholomance 60 Both Quest Level Side Scholomance 55 Both Fire Plume Forged 57 Both Skeletal Fragments 57 Both Araj's Scarab 60 Both The Key to Scholomance 60 Both Zone Spawns Coordinates Western Plaguelands 1 42.7, 83.8