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  • Factory supply cationic red 3R CI basic violet 16 with good coloring effect

    As one kind of cationic dyes, Cationic red 3R CI cationic violet 16 CAS 6359-45-1 is dark red powder and soluble in water.   It is mainly used for dyeing acrylic loose fiber, fiber strip acrylic yarn and knitted fabric. Dyeing in acetic acid and sodium acetate bath, cationic red 3R PH value is st...
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  • China spring festival holiday is coming, do you have enough stock for paper dyes?

    Usually every year after 20th, January, paper factories will close for spring festival holiday. However this year effect by virus and China Winter Olympic, most factories advance the date that close the factory. Many factories holiday notice is 10th,January and some even December end will close ...
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  • Papermaking chemicals direct red 254/liquid red 254 colorant

    There is different kinds of paper in our daily life, such as kraft paper, cardboard, newspaper, toilet paper, tissue paper etc. As one of important chemicals to making paper, paper dyes are playing an very important role. With various color dyes, paper can have beautiful colors. Usually paper dye...
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  • Factory produce Nigrosine Black dyes Oil-soluble/Alcohol-soluble and water soluble

    The nigrosine black series are divided into oil-soluble nigrosine, alcohol-soluble nigrosine, and water soluble nigrosine. Oil-soluble nigrosine black, referred to as oil black, international index number: solvent black 7. It is black uniform powder, widely used in dyeing and printing of cotton f...
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  • Reliable supplier of pigment solvent red 49 CAS 509-34-2

    Among the pigment, there is a product model of Solvent Red 49, which is mainly used for industrial dyeing, fat-soluble, strong fluorescence in the solution, used as a fluorescent staining agent for cells in the laboratory, colored coloring in glass, plastic, paint, leather, office supplies and ot...
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  • Factory supply Acid fluorescent red B acid fluorescent red 52 for ink application

    Acid fluorescent red B acid fluorescent red 52, produced by Cangzhou Xincheng Weiye Chemical Co., Ltd, has appearance of dark red powder. It is easily soluble in water with blue-red with fluorescence, and it is also soluble in ethanol. The dye is orange-yellow in concentrated sulfuric acid, and...
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  • Factory produce direct fast black G, direct black 19, black dyes for dyeing clothes

    Direct Black G CI Direct black 19, is also named Direct Fast Black; Direct Fast Black L-3BG, CAS No. 6428-31-5, it’s one kind of black direct dyes. The molecular formula is C34H29N13O7S2, it is mainly used for dyeing black clothes, and the printing is generally gray and black. It can also ...
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  • Solvent dyes/metal complex dyes used for ink and shoe polish dyeing.

    Due to the particularity of the complex structure of metal complex dyes is different from ordinary organic pigments and traditional azo dyes, it has higher gloss and transparency, better weather resistance and stronger fastness. ; Compared with inorganic pigments, metal complex dyes have the char...
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  • How much is sulphur black? Sulphur black professional manufactuer tell you

    Cangzhou Xincheng Weiye Chemical Co., Ltd is focus on producing denim dyes sulphur black. In 1995, we began to produce sulfur dyes based on sulphur black, in recent years, we have continuously innovated, adopted automatic production technology and studied hard in raw material control and quality ...
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  • Factory supply malachite green 4 used for paper and partical board

    All kinds of dyes add colorful colors to our lives. With the development of science and technology, basic malachite green is a cationic dye that can be combined with acid to form a salt. Due to its special nature, basic malachite green dye is mainly used for the coloring of paper, partical wood, ...
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  • Where to find good quality paper dyes suppliers?

    There are many kinds of paper in our daily life, such as packing paper, kraft paper, test liner board, joss paper, tissue paper and so on. To meet people requirement of different color papers, paper dyes is playing an important role in paper mill. There where to find good quality paper dyes sup...
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  • Reliable paper dyes manufacturer in China

    In the paper production process, some color materials are often used to make the paper present the desired color. In order to obtain the paper in the desired color, a certain colorant is usually added to the pulp or applied to the surface of the paper. This process is called dyeing or toning. O...
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