C09B43/04 - CPC Classification Index

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Classification
C09B
C09B43/00
C09B43/04

ClassID:

102254 ⎘

C09B43/04 - CPC Classification

Classification description:

Preparation of azo dyes from other azo compounds by nitration

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Classification
C09B
C09B43/00
C09B43/04

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