IPC Subgroup
C05B 13/06 Alkali or alkaline earth meta- or polyphosphate fertilisers
Introduced: September 1968
Last revised: January 2006
Full Title
Fertilisers produced by pyrogenic processes from phosphatic materials > Alkali or alkaline earth meta- or polyphosphate fertilisers
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- FERTILISERS; MANUFACTURE THEREOF
- Subclass:
- PHOSPHATIC FERTILISERS