IPC Subgroup
C01B 25/38 Condensed phosphates
Introduced: September 1968
Last revised: January 2006
Full Title
Phosphorus; Compounds thereof > Oxyacids of phosphorus; Salts thereof > Phosphates > Condensed phosphates
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- INORGANIC CHEMISTRY
- Subclass:
- NON-METALLIC ELEMENTS; COMPOUNDS THEREOF
4 direct subcodes
Child Classifications
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- C01B 25/39 of alkali metals
- C01B 25/4 Polyphosphates
- C01B 25/42 Pyrophosphates
- C01B 25/44 Metaphosphates