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Direct Grey 17 100%

Direct Grey 17 100%

The dye is absorbed to the surface by the fiber in the solution, and then continuously spreads to the amorphous region of the fiber, forming hydrogen bonds with the fiber macromolecules and combining with van der Waals forces.
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Direct Grey 17 100%

CAS No.

2945-96-2

Chemical Name

Direct Black 17 , Direct Grey 17

Synonyms

Direct Black DS, Direct Grey G

C.I.

27700

Molecular

Formula

C24H21N6NaO5S

Intensity

100%, 150%, crude powder

Application

Cotton or viscose fiber dyeing, silk fabric dyeing and printing, paper dyeing.

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