Buy Direct Blue 2B
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Buy Direct Blue 2B

MST® Buy Direct Blue 2B is a blue powder, a direct dye soluble in water. MST® Buy Direct Blue 2B is reddish green when exposed to concentrated sulfuric acid. After dilution, it becomes greenish blue with green precipitation. It dyes cellulose fiber fabrics, has poor dye exhaustion and is slightly sensitive to hard water. Milestone Industrial Co. Ltd. is a manufacturer specializing in the production of dyes. The normal MST® Buy Direct Blue 2B has stable performance and excellent dyeing effect, which is well received by users.As the professional manufacture, we would like to provide you Buy Direct Blue 2B. And we will offer you the best after-sale service and timely delivery.

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Product Description

MST® Buy Direct Blue 2B

So that you can supply you with comfort and enlarge our company, we also have inspectors in QC Workforce and guarantee you our greatest service and item for Factory best selling China MST® Buy Direct Blue 2B, We warmly welcome friends from all walks of existence to cooperate with us.
Factory best selling China Direct Blue,  MST® Buy Direct Blue 2B, Our aim is to help customers to make more profits and realize their goals. Through a lot of hard work, we establish a long-term business relationship with so many customers all around the world, and achieve win-win success. We will continue to do our best effort to service and satisfy you! Sincerely welcome you to join us!

MST® Buy Direct Blue 2B is a blue powder, a direct dye soluble in water. MST® Buy Direct Blue 2B is reddish green when exposed to concentrated sulfuric acid. After dilution, it becomes greenish blue with green precipitation. It dyes cellulose fiber fabrics, has poor dye exhaustion and is slightly sensitive to hard water. Milestone Industrial Co. Ltd. is a manufacturer specializing in the production of dyes. The normal Buy Direct Blue 2B has stable performance and excellent dyeing effect, which is well received by users.

 

Buy Direct Blue 2B

C.I.: Direct B-6

CAS Number: 2602-46-2

Molecular formula: C32H20N6Na4O14S4

Molecular weight: 932.77

EINECS number: 220-012-1

Appearance: Blue Powder

Strength: 100%

Purpose of Buy Direct Blue 2B:

1) Buy Direct Blue 2B can be used for dyeing cotton, viscose and silk fabrics;

2) Buy Direct Blue 2B is used for the dyeing and printing of viscose silk fabrics. It is also used for the dyeing of viscose fabrics, cotton knitted fabrics and twisted silk. It must not be dyed in dark colors and must be treated with a fixing agent after dyeing.

3) Buy Direct Blue 2B can also be used for dyeing silk fabrics, and can be combined with direct light fast yellow to form light fast green;

4) Buy Direct Blue 2B can also be used for the dyeing of leather and paper and the dyeing of soap and detergent.

   

Synthesis method of Direct Blue 2B:

Buy Direct Blue 2B is obtained by sulfonating copper phthalocyanine blue with fuming sulfuric acid, diluting, filtering, ammonolysis, and finally salting out and filtering.

Storage method of Buy Direct Blue 2B:

 Buy Direct Blue 2B should be stored in a sealed container, stored in a cool, dry place, and ensure that the workplace has good ventilation or exhaust.


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