Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by composition]
6. inorganic material
7. [sulphur and sulphur compounds]
8. sulfur compounds
9. sulfate

Anotations

Scope note:

Ammonium salt made from a reaction of sulfuric acid and ammonia. It is primarily produced by the destructive distillation of coal. Ammonium sulfate is a commercially important chemical used as a fertilizer, food additive, and tanning agent.