IPC Main Group
C05C 11/00 Other nitrogenous fertilisers
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- FERTILISERS; MANUFACTURE THEREOF
- Subclass:
- NITROGENOUS FERTILISERS
C05C 11/00 Introduced: September 1968
Last revised: January 2006