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PCE
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DIFF Subgroup
C07C 209/82

Purification; Separation; Stabilisation; Use of additives

Introduced: January 1990

Full Title

Preparation of compounds containing amino groups bound to a carbon skeleton > Purification; Separation; Stabilisation; Use of additives

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

IPC defines codes here since 1990.

Child Classifications

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  • C07C 209/84 Purification since 1990 IPC+CPC Available in IPC and CPC
  • C07C 209/90 Stabilisation; Use of additives since 1990 IPC+CPC Available in IPC and CPC