Reactive Black 5 Black KN-B CAS NO.12225-25-1

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

Reactive Black 5
Black KN-B
Remazol black B

Quick Details

ProName: Reactive Black 5 Black KN-B
CasNo: 12225-25-1
Molecular Formula: C22H16N2O11S3.2Na
Appearance: black powder
Application: used for dyeing cotton, viscose and ot...
DeliveryTime: 7-10
PackAge: Bag
Port: Shanghai
ProductionCapacity: 1000 Kilogram/Week
Purity: 99%
Storage: Store at a ventilated, dry place.
LimitNum: 50 Kilogram
Dyeing Depth: 2
Light(Xenon): 4
WAshing 60°C×30: 4-5
Perspiration: 5
Rubbing: 4-5

Superiority

Solubility in water (20°C) is 100g/L. The aqueous solution is blue-black, and the color does not change when 1 mol/L sodium hydroxide is added. After adding insurance powder and heating it to yellowish brown, the color cannot return to the original color after adding sodium perborate. It appears blue-green in concentrated sulfuric acid, and becomes blue-gray after dilution; it appears brown in concentrated nitric acid, and turns light brown after dilution.

Details

Product Description:

Common Name: Reactive Black 5
Other Name: Black KN-B
Category: Colorant-Dye-Reactive Dyes
CAS No.: 12225-25-1/17095-24-8
EINECS No.: 241-164-5
C.I. No.: 20505
Appearance: black powder
Molecular Formula: C22H16N2O11S3.2Na
Brand Name: Colorcom
Shelf Life: 2 Years
Place of Origin: China

International Equivalents:

Black KN-B	Remazol black B
Reactive Black KN-B

Product physical properties:

Product Name		Reactive Black 5
Specification		value
Appearance		black powder
O.w.f.		2
Solubility g/l (50ºC)		250
Adaptability	Exhaust Dyeing	◎
	Cold pad-batch Dyeing	◎
	Continuous Dyeing	◎
Fastness	Light (Senon) (1/1)	4
	Washing (CH/CO)	4-5 4-5
	Water (CH/CO)	4-5 4-5
	Perspiration(Acid)	4-5 4-5
	Perspiration (Alk)	5 4-5
	Rugging (Dry/Wet)	4-5 3
	Chlorinated Water	3

Application:

Reactive Black 5 is used for dyeing cotton, viscose and other fibers, and printing of fabrics. Suitable for exhaust dyeing, cold padding and coiling, and one-bath continuous dyeing.

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.