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天津升帆科技有限公司

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Company Name:  Tianjin Shengfan Technology Corporation

Mobile Phone:  86-16600237486

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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:  429

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