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Product Name: Direct Sky Blue 5B

Product Details:

Product Name: Direct Sky Blue 5B
C.I. No.: Direct Blue 15
CAS No.: 2429-74-5
Chemical Formula: C34H27N6NaO16S4
Molecular Weight: 926.8585
H.S Code: 32041400
Testing report:

Testing Items	Standard Indicator	Testing Result
Apprearance	Blue Powder	Blue 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 paper , biology and filmstrip dyeing.
3. It’s one of mainly blue dyes, large quantities in viscose fiber dyeing.

Cick: 565

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