Direct Dyes Blue 297 for Paper Dyeing

Product Description

Product Name: Direct Blue 297
C.I. No.: direct blue 297
CAS No.: 2602-46-2
Molecular Formula: C54H30N10Na8O28S8
Molecular Weight: 1707.3
Relatived Names:
Direct blend navy blue D-R.Direct Navy Blue D-R, Direct Navy Blue R,direct fast dark blue D-R.
Shade: red light navy blue.

Direct Blue 297 Physical Properties and light fastness, solubility.

Direct Blue 297
Density	1.60
Dyeing Depth %	2
Light Fastness	-
Washing Fatness	2-3
Rubbing fastness(dry)	4
Rubbing fastness(wet)	1-2

Direct Blue 297 application: Used for cellulose fiber dyeing and printing of, also suitable for polyester/cotton, polyester/stick blended a bath dyeing of step.

Note: The data contained here are based on our current knowledge and experience. It is the responsibility of user to test our products before the final application.
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