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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
C09B 11/24

Phthaleins containing amino groups

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Diaryl- or triarylmethane dyes > derived from triarylmethanes > Amino derivatives of triarylmethanes > Phthaleins containing amino groups

CPC:

Diaryl- or thriarylmethane dyes > derived from triarylmethanes > Amino derivatives of triarylmethanes > Phthaleins containing amino groups

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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