The most popular Acid Red B 100% with Red brown Powder for leather

Acid Red B （Acid Red 14）We can provide Red Brown Fluffy Powder. the intensity is divided into the 100 color light of the standard,Acid Red B （Acid Red 14） is Red Brown or  Red powder or particles, tasteless Dissolve in water. Slightly soluble in ethanol. Soluble in water, soluble in ethanol is a red solution, slightly soluble in acetone, slightly soluble in ethanol, insoluble in other organic solvents, and the tone and quality can be adjusted according to the customer's requirements.

A.Its chemical name is 4-hydroxy-3-(4-sulfonic acid-1-naphthylazo)-1-naphthylidenesulfonic acid disodium salt, which is an organic compound with the chemical formula C20H12N2Na2O7S2. It is mainly used for dyeing wool, silk, nylon and direct printing of their fabrics. It is also used for coloring leather, paper, electroplated aluminum, ink, wood products, biological products, cosmetics, etc., as well as medicine and food coloring. It can also be made into lake pigments.

B.It is mainly used for dyeing wool fabrics. It is navy blue after mordant dyeing with chromium salts. Nylon can be dyed in acetic acid bath. It can be used to make lakes and inks, and for dyeing leather, paper, wood, electrochemical aluminum, medicine, biology and cosmetics. It can be combined with acid lake blue A to form acid medium dark blue AGLO. Its heavy metal salt can be used as an organic pigment.

C.Its characteristics are good water solubility, bright color, complete color spectrum, simpler molecular structure than other dyes, lack of longer conjugated system in the dye molecule, and lower directness of the dye.

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