- Product Details
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Quick Details
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EINECS No.:
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201-383-9
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Place of Origin:
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Zhejiang, China
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Brand Name:
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Transfar Chemical
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Model Number:
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TF-DR28
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Purity:
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100%
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Grade:
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Industry Garde
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Sample:
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Availiable
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Package:
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25kg carton/Iron/bag
Quick Details
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CAS No.:
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573-58-0
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Other Names:
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direct red
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MF:
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C32H22N6Na2O6S2
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EINECS No.:
-
201-383-9
-
Place of Origin:
-
Zhejiang, China
-
Brand Name:
-
Transfar Chemical
-
Model Number:
-
TF-DR28
-
Purity:
-
100%
-
Grade:
-
Industry Garde
-
Sample:
-
Availiable
-
Package:
-
25kg carton/Iron/bag
Product Name: Direct Red 4BE / Congo Red
C.I. No.: Direct Red 28
CAS NO:
573-58-0
Chemical Formula: C32H22N6Na2O6S2
Molecular Weight: 696.6632
H.S Code: 32041400
Testing report
|
Testing Items |
Standard Indicator |
Testing Result |
|
Apprearance |
Red Powder |
Red Powder |
|
Color Shade : |
Similar to standard |
Similar to standard |
|
Content (%): |
100 ± 3 |
100% |
|
Moisture (%): |
≤ 5.0 |
2.75 |
|
Insolubles (%): |
≤ 1.0 |
0.45 |
|
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.not used for direct printing,but can be used for discharge printing as ground color.
3.not only used for natural silk, wool and paper coloring,but also used as acid-base indicator.
2. Testing Report
|
Testing Items |
Standard Indicator |
Testing Result |
|
Apprearance |
Shinning Green Crystal Powder |
Shinning Green Crystal Powder |
|
Color Shade : |
Similar to standard |
Similar to standard |
|
Content (%): |
100±3 |
100% |
|
Moisture (%): |
≤0.3 |
0. 22 |
|
Insolubles (%): |
≤0.3 |
0. 21 |
|
Conclusion: |
Qualified |
|
Application:
1. Mainly dying f or paper industry calendered paper,typing paper, machine glazed paper
2. Also used for dying acrylic fibers and cotton fibre
3. Working with phosphomolybdium tungstic acid producing sediment, and then making for
coatings painting pigment.
4.Also used for dying fiber, wheat -straw and leather.
3. Factory
4. Certificates
5. Exhibition
