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Product Name: Direct Scarlet 4BS

Product Details:

Product Name: Direct Scarlet 4BS
C.I. No.: Direct Red 23
CAS NO: 3441-14-3
Chemical Formula: C35H27N7O10S2
Molecular Weight: 769.7598
H.S Code: 32041400
Testing report:

Testing Items	Standard Indicator	Testing Result
Apprearance	Purple Red Powder	Purple Red Powder
Color Shade :	Similar to standard	Similar to standard
Content (%):	100±3	100%
Moisture (%):	≤5.0	3.75
Insolubles (%):	≤1.0	0.35
Conclusion:	Qualified

Application:
1.mainly used for cotton,viscose and other cellulose fabric dyeing,with excellent dye-uptake,but migration property is not so good;
2.also used for direct printing and used as mixture with Yellow,Orange,Red and Brown.
3.applied to natural silk, wool, leather and paper coloring.

Cick: 579

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