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Company Name:  Tianjin Shengfan Technology Corporation

Mobile Phone:  86-16600237486

Email:  99945696@qq.com

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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:  4169
Recommended products
Product Name C.I. No. Swatch Product Name C.I. No. Swatch Product Name C.I. No. Swatch
Direct Black EX Direct Black 38 直接黑EX Direct Sky Blue 5B Direct Blue 15 直接湖蓝5B Direct Copper Blue 2B Direct Blue 151 直接铜蓝2R
Direct Yellow G Direct Yellow 12 直接冻黄G Acid Red 3R Acid Red 18 酸性大红3R Direct Red 4BE/Congo Red Direct Red 28 直接大红4BE（刚果红）
Sulphur Black BR Sulphur Black 1 硫化黑BR Acid Black ATT Acid Black ATT 酸性黑 ATT Direct Yellow R Direct Yellow 11 直接黄R（太阳黄）
Acid Orange II Acid Orange 7 酸性橙II Metanil Yellow Acid Yellow 36 酸性金黄G Direct Scarlet 4BS Direct Red 23 直接耐酸大红4BS
Rhodamine B Basic Violet 10 碱性玫瑰精 Auramine O Basic yellow 2 碱性嫩黄O      

天津升帆科技有限公司

Company Name:  Tianjin Shengfan Technology Corporation

Mobile Phone:  86-16600237486

Email:  99945696@qq.com

Website:  www.dyessf.com

Recommended products: Direct Black EX( Direct Black 38),  Direct Sky Blue 5B( Direct Blue 15),  Direct Copper Blue 2B( Direct Blue 151),  Direct Yellow G( Direct Yellow 12),  Acid Red 3R( Acid Red 18),  Acid Red 18( Congo Red,  Direct Red 28),  Sulphur Black BR( Sulphur Black 1),  Acid Black ATT,  Direct Yellow R( Direct Yellow 11),  Acid Orange II( Acid Orange 7),  Metanil Yellow( Acid Yellow 36),  Direct Scarlet 4BS( Direct Red 23),  Rhodamine B( Basic Violet 10),  Auramine O( Basic yellow 2)