DIFF Subgroup
A23K 20/20 Inorganic substances, e.g. oligoelements
Introduced: January 2016
Title
Titles differ between systems:
IPC: Inorganic substances, e.g. oligo-elements
CPC: Inorganic substances, e.g. oligoelements
Full Title
Full titles differ between systems:
IPC:
Accessory food factors for animal feeding-stuffs > Inorganic substances, e.g. oligo-elements
CPC:
Accessory food factors for animal feeding-stuffs > Inorganic substances, e.g. oligoelements
Of 5 combined children, 4 exist in both systems.
1 codes are CPC-only extensions.
IPC defines codes here since 2016.
Child Classifications
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- A23K 20/24 Compounds of alkaline earth metals, e.g. magnesium since 2016 IPC+CPC Available in IPC and CPC
- A23K 20/28 Silicates, e.g. perlites, zeolites or bentonites since 2016 IPC+CPC Available in IPC and CPC