Professional China Direct Yellow D-Rl - Manufacurer of Direct Copper Blue 2B –

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Our advancement depends over the superior machines, exceptional talents and continually strengthened technology forces for Acid Yellow W-2r, Solvent Fluorescent Red Bk, Acid Orange 67, Special emphasis on the packaging of products to avoid any damage during transportation,Detailed attention to the valuable feedback and suggestions of our esteemed clients.

Professional China Direct Yellow D-Rl - Manufacurer of Direct Copper Blue 2B – Detail:

Chemical properties:It is soluble in water as blue purple solution, and easily soluble in alcohol as red purple. It is emerald blue in case of concentrated sulfuric acid and purple after dilution. The aqueous solution is purple precipitated with concentrated hydrochloric acid, and the concentrated sodium hydroxide solution is red purple to wine red. For cellulose fiber dyeing, the dye absorption is very good, and the affinity * is at 100 ℃. Good discharge.

Application:It is mainly used for dyeing cellulose fibers such as cotton, hemp and viscose, viscose / nylon blended fabrics, leather and paper. After treatment with copper sulfate during dyeing, the light fastness can be improved. After treatment with formaldehyde, its washing fastness can be improved. Direct copper salt blue m has been developed to replace NW acid with L acid, and its color light is slightly darker than that of direct copper salt blue 2R.
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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"Based on domestic market and expand overseas business" is our improvement strategy for Professional China Direct Yellow D-Rl - Manufacurer of Direct Copper Blue 2B – , The product will supply to all over the world, such as: Singapore, venezuela, Sweden, By integrating manufacturing with foreign trade sectors, we can offer total customer solutions by guaranteeing the delivery of right items to the right place at the right time, which is supported by our abundant experiences, powerful production capability, consistent quality, diversified product portfolios and the control of the industry trend as well as our mature before and after sales services. We'd like to share our ideas with you and welcome your comments and questions.

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