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T19875C.I. Acid Black 24;化合物 T19875Acid Black 24;Acid Black 24
C.I. Acid Black 24 is a dye that is a blue-black powder. Soluble in water, aqueous solution is reddish blue to black, greenish blue when added to concentrated hydrochloric acid; date red when added to concentrated sodium hydroxide solution. Dissolved in ethanol is navy blue, in concentrated sulfuric acid is gray-blue to black, after dilution is dark green light blue; in concentrated nitric acid is red light brown and then changed to yellow. Used for dyeing woolen fabrics, also suitable for nylon
价 格:¥电议型 号:T19875产 地:中国大陆