Alembroth is an ancient term for a type of antimonial vinegar, which was used as a medicine or an astringent. Synonyms for Alembroth include: antimonial vinegar, dibasic ammonium phosphate, ammonium phosphate, white precipitate, and antimony potassium tartrate. Other common names for this substance include James's powder and James's cordial. This ancient mixture was used to treat a variety of ailments, including skin conditions, digestive issues, and fever. While the use of Alembroth is now obsolete, the term is still sometimes used in scientific literature to describe the old method of producing antimony-based compounds through distillation.