Sal Ammoniac

Sal Ammoniac is a rare mineral composed of ammonium chloride.

Sal Ammoniac is used as an ingredient in potion-making; three drachms of pulverised Sal Ammoniac are required in order to brew the complex Polyjuice Potion.

Appearances

 * Harry Potter and the Chamber of Secrets (film)
 * Harry Potter and the Road to Hogwarts Sweepstakes