Factory Supply Direct Blue 199 - Hot Sale Direct Fast Black VSF –

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Fast and great quotations, informed advisers to help you choose the correct product that suits all your preferences, a short creation time, responsible top quality control and different services for paying and shipping affairs for Acid Sky Blue R, Basic Rhodamine 6gdn, Acid Black M2bl, We have exported to more than 40 countries and regions, which have gained good reputation from our costumers all over the world.

Factory Supply Direct Blue 199 - Hot Sale Direct Fast Black VSF – Detail:

Synonyms:C.I. Direct Black 22; 2-Naphthalenesulfonic acid, 6-(2-(2,4-diaminophenyl)diazenyl)-3-(2-(4-((4-(2-(7-(2-(2,4-diaminophenyl)diazenyl)-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl)phenyl)amino)-3-sulfophenyl)diazenyl)-4-hydroxy-, sodium salt (1:3); C.I. 35435; Direct Black 22; trisodium 6-[(E)-(2,4-diaminophenyl)diazenyl]-3-{(E)-[4-({4-[(E)-{7-[(E)-(2,4-diaminophenyl)diazenyl]-1-hydroxy-3-sulfonatonaphthalen-2-yl}diazenyl]phenyl}amino)-3-sulfonatophenyl]diazenyl}-4-hydroxynaphthalene-2-sulfonate

Appearance:Black powder.

Strength:100%

Solubility:The water solubility is good and the aqueous solution is purple black.Add concentrated lye to make it dark blue and red. It is purple black in concentrated sulfuric acid and produces black brown precipitation after dilution; It is a reddish brown solution in concentrated nitric acid and precipitates. When dyeing, the color light changes slightly in case of copper and iron ions.

Application:mainly used for dyeing and printing of cotton, viscose fabrics and wool viscose and brocade viscose blended fabrics. It is also used for dyeing leather and paper.
Quality guarantee period: 24 months.
Packing: 25kgs iron drum.
Storage:Store in a cool and ventilated room and prevent moisture and heat.

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We are experienced manufacturer. Wining the majority from the crucial certifications of its market for Factory Supply Direct Blue 199 - Hot Sale Direct Fast Black VSF – , The product will supply to all over the world, such as: Hanover, Norway, Toronto, Based on our automatic production line, steady material purchase channel and quick subcontract systems have been built in mainland China to meet customer's wider and higher requirement in recent years. We are looking forward to cooperating with more clients worldwide for common development and mutual benefit!Your trust and approval are the best reward for our efforts. Keeping honest, innovative and efficient, we sincerely expect that we can be business partners to create our brilliant future!

Direct Black 19