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. metal
8. [metal by composition or origin]
9. nonferrous metal
10. [silver, silver compounds, alloys]
11. silver compounds
12. silver halide

Anotations

Scope note:

A yellow, water-insoluble powder, AgBr, which darkens upon exposure to light, produced by the reaction of silver nitrate with a bromide. It was used chiefly in the manufacture of photographic emulsions from about 1875-1880.