Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by form]
6. [materials by chemical form]
7. compounds (materials)

Anotations

Scope note:

Powdery alkaline compound used in paper pulp manufacture and mass deacidification treatments. Magnesium hydroxide is found in nature as the mineral brucite. It is used medicinally as a laxative and antacid. As a suspension in water it is commonly known as milk of magnesia.