Ammonium nitrate

Ammonium nitrate is a members-only quest item. It is used in Digsite Quest to make Chemical compound along with nitroglycerin, ground charcoal and arcenia root to blow up bricks blocking the path below digsite. It is obtained by using chest key (Digsite) to chest near the panning point, and is brought to arcaelogy expert to learn that it's ammonium nitrate.

Before archaelogy expert identifies it, ammonium nitrate is known as chemical powder.