C09B50/04 - CPC Classification Index

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Classification
C09B
C09B50/00
C09B50/04

ClassID:

102391 ⎘

C09B50/04 - CPC Classification

Classification description:

Formazane dyes; Tetrazolium dyes Metal-free formazan dyes

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Classification
C09B
C09B50/00
C09B50/04

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