Direct Black 80 Black OB CAS NO.8003-69-8

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)Kilogram4.20/Kilogram25USDBest(1100-10000)Kilogram3.60/Kilogram1100USD

Product Details

Keywords

Direct Black 80
Black OB
Direct black OB

Quick Details

ProName: Direct Black 80 Black OB
CasNo: 8003-69-8
Molecular Formula: C36H23N8O11S3.3Na
Appearance: Blue-black uniform 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): 2
WAshing 60°C×30: 3-4
Sublimation 180°C×30: 4

Superiority

Blue-black uniform powder. Easily soluble in water, the aqueous solution turns blue-black, and when 10% sodium hydroxide solution is added, it turns red-blue. Insoluble in organic solvents. It appears blue in concentrated sulfuric acid, and purple precipitate appears after dilution; it appears as a yellow-red solution in concentrated nitric acid; it partially dissolves in concentrated hydrochloric acid, and appears purple.

Details

Product Description:

Common Name:  Direct Black 80
Other Name: Black OB
Category: Colorant-Dye-Direct Dyes
CAS No.:   8003-69-8
EINECS No.: 232-322-4
C.I. No.: 31600
Appearance: Blue-black uniform powder
Molecular Formula:  C36H23N8O11S3.3Na
Brand Name: Colorcom
Shelf Life: 2 Years
Place of Origin: China

International Equivalents:

Black OB	Direct black OB
C.I. Direct Black 80	Direct black 80 (C.I. 31600)

Product physical properties:

Product Name		Direct Black 80
Specification		value
Appearance		Blue-black uniform powder
Test Method		ISO
Acid Resistane		4
Alkali Resistane		4-5
Ironing		4
Light		2
Water resistane	Fading	3-4
	Staining	-
Soaping	Fading	3-4
	Staining	-

Application:

Direct black OB is mainly used for dyeing cellulose fibers and can also be used to dye silk in acetic acid or formic acid baths. When used to dye cellulose fiber and other fibers in the same bath, silk and wool will be dyed in light color, acetate fiber will not stain, and nylon will be slightly stained. Can also be used for coloring paper and leather.

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.