DIFF Main Group
A23K 20/00 Accessory food factors for animal feeding-stuffs
Introduced: January 2016
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 2016.
Child Classifications
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- A23K 20/20 Inorganic substances, e.g. oligoelements since 2016 +1 CPC IPC+CPC Available in IPC and CPC