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Product Name: Direct Black EX

Product Details:

Product Name: Direct Black EX
C.I. No.: Direct Black 38
CAS No.: 1937-37-7
Chemical Formula: C34H25N9Na2O7S2
Molecular Weight: 781.73
H.S Code: 32041400
Testing report:

Testing Items	Standard Indicator	Testing Result
Apprearance	Brown Black Powder	Brown Black Powder
Color Shade :	Similar to standard	Similar to standard
Content (%):	100±3	100%
Moisture (%):	≤0.3	0.20
Insolubles (%):	≤0.3	0.20
Conclusion:	Qualified

Application:
1. Mainly used for cotton and viscose fiber dyeing, excellent leveling migration property;
2. Also used for natural silk, Nylon and blended fabric dyeing.
3. They are widely used in paints, inks, plastics and leather.
4. Normally , Direct Black 38 is common black dye, could mix with brown into variety coffee color.

Cick: 547

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Direct Black EX	Direct Black 38		Direct Sky Blue 5B	Direct Blue 15		Direct Copper Blue 2B	Direct Blue 151
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Rhodamine B	Basic Violet 10		Auramine O	Basic yellow 2