China (Mainland)
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Direct red 81 Direct Fast red 4B CAS NO.2610-11-9
- FOB Price: USD: 3.60-4.20 /Kilogram Get Latest Price
- Min.Order: 50 Kilogram
- Payment Terms: L/C,T/T
- Available Specifications:
Best(25-1000)KilogramBest(1100-10000)Kilogram
- Product Details
Keywords
- Direct red 81
- Direct Fast red 4B
- Solaminrot 4B
Quick Details
- ProName: Direct red 81 Direct Fast red 4B
- CasNo: 2610-11-9
- Molecular Formula: C29H19N5Na2O8S2
- Appearance: Brown powder
- Application: used in textile, paper, ink, leather, ...
- DeliveryTime: 7-10
- PackAge: Bag
- Port: Shanghai
- ProductionCapacity: 1000 Kilogram/Week
- Purity: 99%
- Storage: Store at a ventilated, dry place.
- LimitNum: 50 Kilogram
- Light(Xenon): 4-5
- WAshing 60°C×30: 1-2
- Sublimation 180°C×30: 3
Superiority
Brown powder. Good water solubility, soluble in ethylene glycol ether, slightly soluble in ethanol, insoluble in other organic solvents. Its aqueous solution is magenta, adding concentrated hydrochloric acid produces yellowish olive brown precipitate, adding concentrated alkali produces Chemicalbook purple precipitate. In concentrated sulfuric acid is dark blue, diluted to produce light orange-brown precipitate; in concentrated nitric acid is bright blue to red light brown. The color and light are basically unchanged when encountering iron ions in dyeing, and the color and light are slightly blue when encountering copper ions.
Details
Product Description:
Common Name: Direct red 81
Other Name: Solaminrot 4B
Category: Colorant-Dye-Direct Dyes
CAS No.: 2610-11-9
EINECS No.: 220-028-9
C.I. No.: 28160
Appearance: brown Powder
Molecular Formula: C29H19N5Na2O8S2
Brand Name: Colorcom
Shelf Life: 2 Years
Place of Origin: China
International Equivalents:
| Solaminrot 4B | Chlorantine Fast Red 5B |
| C.I. Direct Red 81 (7CI) | Chloroantine fast red 5B |
Product physical properties:
|
Product Name |
Direct red 81 | ||
|
Specification |
value |
||
|
Appearance |
Brown Powder | ||
| Density(g/cm3) | 1.507[at 20℃] | ||
|
Test Method |
AATCC | ISO | |
| Acid Resistane | 4 | 4-5 | |
| Alkali Resistane | 3-4 | 3 | |
| Ironing | 3 | 2-3 | |
|
Light |
4-5 | 4 | |
| Soaping | 1 | 1-2 | |
| Water resistane | 1 | 1 | |
Application:
Direct red 81 is used in textile, paper, ink, leather, spices, feed, anodized aluminum and other industries.
Package:
25 kgs/bag or as you request.
Company Introduction:
Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards.
Colorcom prides itself on superior customer and technical focus, while focusing on support, developing and manufacturing superior colorants and specialty chemicals. All of our industrial chemical manufacturing is executed to enhance the performance, appeal and processing of a broad range of products used in various industries and consumer - based applications.
Our Advantage:
The competitive advantages of Colorcom international as your business partner or supplier:
1.Established manufacturer.
2.Current ISO certified; REACH registered.
3.Track record of quality, Lot to lot consistency.
4.Zero defect, Return policy.
5.Sufficient inventory.
6.Wide product portfolio, A great choice of shades.
7.Joint product development.
8.Total innovative solutions for every industry of the specific requirements.
9.Open dialogue and communication channels.
10.Long term commitment to meet or exceed the expectations of customers.
11.Competitive pricing, Optimistic margin.
12.Providing efficient service which is second to none.
13.Constantly changing industry requirements for innovative, fully customized products and solutions.
14.Consistent color performance, adaptability, flexibility and customization.
15.26 years of chemical industry knowledge and experience.
16.Colorcom makes every effort to better serve the global customers,We create and bring the best values to you.
Sincerely look forward to your inquiry!
we will be the most sincere service attitude and product professionalism to make you satisfied!