• Direct Black 17 for Cotton, Silk, PVA, Polyamide Fiber
  • Direct Black 17 for Cotton, Silk, PVA, Polyamide Fiber
  • Direct Black 17 for Cotton, Silk, PVA, Polyamide Fiber
  • Direct Black 17 for Cotton, Silk, PVA, Polyamide Fiber
  • Direct Black 17 for Cotton, Silk, PVA, Polyamide Fiber
  • Direct Black 17 for Cotton, Silk, PVA, Polyamide Fiber

Direct Black 17 for Cotton, Silk, PVA, Polyamide Fiber

CAS No.: 2945-96-2
Formula: C24h21n6nao5s
Colour: Black
Appearance: Powder
Usage: Textile
Application Material: Cotton
Samples:
US$ 1/Piece 1 Piece(Min.Order)
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Customization:
Diamond Member Since 2013

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Zhejiang, China
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  • Overview
  • Product Description
  • Technical Data Sheet
  • Packaging & Shipping
  • Company Profile
  • FAQ
Overview

Basic Info.

Model NO.
Direct Black 17
Product Name
Direct Black 17
C.I.
27700
CAS
2945-96-2
Molecular Formula
C24h21n6nao5s
Molecular Weight
528.52
Shade
Green Light Gray to Green and Black. Black Powder.
Transport Package
25kg/Drum
Trademark
emperor chemical
Origin
China
Production Capacity
50000mt/Year

Product Description

Product Description

Product Name: Direct Black 17
C.I. No.: 27700
CAS No.: 2945-96-2

Molecular Formula: C24H21N6NaO5S
Molecular Weight: 528.52

Shade: green light gray to green and black. Black powder.

Relative name:
C.I. Direct Black 17 (7CI);C.I. Direct Black 17,monosodium salt (8CI);Zambesi Black D (6CI);Azogen BlackD;Benzamin Black DS;Benzo Grey LBGV;C.I. 27700;Carbide Black DU;Chloramine Black SD;Chrome Leather Black D;Diaphtogene Black D;Diazine Black DR;Diazo Black D;DiazoFast Black MD;Diazol Black SD;Diazophenyl Black D;Direct Fast Black D;Direct Gray D;Direct Grey D;DurazolGray B;Giuba Black D;IndigeneBlack D;Japanol Fast Black D;Kayaku Direct FastBlack D;Phenazo Black D;Pyrazol Black D;Telon FastBlack PE;Vondacel Black D;ZambesiBlack DA-CF;
 

Technical Data Sheet

 

Direct Direct Black 17
Dyeing depth % 2
Insolubles % 0.15
Light Fastness 3
Washing Fatness 3
Rubbing fastness(dry) 4
Rubbing fastness(wet) 3


Direct Direct Black 17 Properties:  Soluble in water for violet black, 80 ºC in the solubility of 20 g/L, soluble in ethanol gray light purple. The strong sulfuric acid is a deep blue in green, orange brown after diluted precipitation. The dye solution to join strong hydrochloric acid for dark brown, have precipitation;  Adding concentrated sodium hydroxide solution in gray light purple precipitate. Cellulose fiber of dyeing, the dye absorption rate as well, in 40 ~ 80 ºC maximum of affinity, discharge the gender is good.

Application:
Used for cotton or viscose dyeing, is not used for printing. Can also be used for silk, PVA, polyamide fiber and its blended fabric dyeing.

Note: The data contained here are based on our current knowledge and experience. It is the responsibility of user to test our products before the final application.

 
 
Packaging & Shipping

Direct Black 17 for Cotton, Silk, PVA, Polyamide FiberDirect Black 17 for Cotton, Silk, PVA, Polyamide Fiber

Company Profile

HANGHZOU EMPEROR CHEMICAL CO, , Ltd Is engaged in dyestuff

Research and development and production of high-tech enterprises.

Our Company was established in 1998, located in Zhejiang province,

Hangzhou city, Our dyestuff is widely use on different applications such as painting, leather, paper, cotton, wood, fertilizer, seed and so on.

In 2000, Our Brand "Enoch® " was born, with years of service

Quality improvement and technical innovation, Today "Enoch ® "have been reputed for both domestic and international market.

EMPEROR, is committed to provide complete customer satisfaction when it comes to the quality, performance, timely delivery and prices of products. We believe Quality is the life of EMPEROR, We′ve addressed certain critical measurements to assure quality and performance, such as viscosity, surface tension, pH, conductivity, color, and purity, light fastness in order to control as many variables as possible and produce best product possible.

OUR MISSION is to lead the industry in creating value for our customers through dedication on standards, quality, productivity and customer satisfaction.

OUR VISION is EMPEROR aims to be best dyestuff producer in the chemical industry.
Direct Black 17 for Cotton, Silk, PVA, Polyamide FiberDirect Black 17 for Cotton, Silk, PVA, Polyamide FiberDirect Black 17 for Cotton, Silk, PVA, Polyamide Fiber

FAQ

 

FAQ: WHAT YOU CARE

Q1. How can I get the samples for testing?

A:

1.We can provide a certain quantity of free samples. Please give the specific CAS or CI NO. of the product and we will give you the sample based on our standard.

2.You can send your samples to our office and we will send back the copy samples for you. It's a more efficient way.

Q2. How can I get the price of needed products?

A:

1.Please give the exactly CAS or CI Number, quantity, packing, destination port or specs requirements. We can according to your exact requirements to give you the price.

2.You can send us a sample, we can according to your sample give you a counter sample and price.

Q3. I don't know whether your product can be available, how can I order this from you?

A:

It's the best way if you can send us a sample, so we can according to your samples give you a counter sample for checking the quality. Also we will quote a price for you to check the cost. After confirming all of this, you can contact our sales for an order.

Q4. I am a small wholesaler, do you accept small order?

A:

It's no problem if you are a small wholesale, we would like to grow up with you together.

Q5. How to use the product?

A:

We are pleased to be requested the application methods from you and we will use words and videos to tell how to use. We also have application engineers can provide onsite service for you customers.

 

Q6. Can you make OEM service of your products?

A:

Yes. We can accept OEM service. Also we have provided OEM service to lots of big and famous companies in the order.

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