IPC Subgroup
C01B 19/04 Binary compounds
Introduced: January 1980
Last revised: January 2006
Full Title
Selenium; Tellurium; Compounds thereof > Binary compounds
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- INORGANIC CHEMISTRY
- Subclass:
- NON-METALLIC ELEMENTS; COMPOUNDS THEREOF