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PCE
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DIFF Subgroup
C07K 1/16

by chromatography

Introduced: January 1995

Full Title

Full titles differ between systems:

IPC:

General processes for the preparation of peptides > Extraction; Separation; Purification > by chromatography

CPC:

General methods for the preparation of peptides > Extraction; Separation; Purification > by chromatography

Of 4 combined children, 3 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 1995.

Child Classifications

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  • C07K 1/165 CPC only CPC only
  • C07K 1/18 Ion-exchange chromatography since 1995 IPC+CPC Available in IPC and CPC
  • C07K 1/20 Partition-, reverse-phase or hydrophobic interaction chromatography since 1995 IPC+CPC Available in IPC and CPC
  • C07K 1/22 Affinity chromatography or related techniques based upon selective absorption processes since 1995 IPC+CPC Available in IPC and CPC