12234-73-0 - Names and Identifiers
12234-73-0 - Introduction
Acid Brown 19, also known as Liposoluble Red B, is an acid dye. The following is an introduction to the nature, use, preparation and safety information of Acid Brown 19:
Nature:
-Acid Brown 19 is a pink to reddish brown crystalline solid.
-It is soluble in water and ethanol, red in water, more obvious with acidic solution.
-Acid Brown 19 has good light resistance, but poor stability to acids and alkalis.
Use:
-Acid Brown 19 is mainly used as a textile and leather dye, which can combine with fibers and form dye molecules with bright colors.
-It can also be used for dyeing paper, ink, candles and cosmetics.
-The saturation concentration of acid dyes is low, so it is often used to dye super absorbent materials or fibers.
Preparation Method:
-Acid Brown 19 is generally synthesized from aniline compounds by reacting with the corresponding acid.
-It is usually prepared by the reaction of aniline and 1-naphthol under acidic conditions.
Safety Information:
-Acid Brown 19 can irritate the eyes and skin at a certain concentration, so you need to pay attention to protective measures during use, such as wearing gloves and goggles.
-It is also toxic and should not be exposed or inhaled for a long time.
-During storage, avoid contact with oxidants or other flammable materials to prevent fire or explosion.
-In the event of an accident, the leak should be removed immediately, and the affected area should be washed with plenty of water in a timely manner, and medical treatment should be provided.
Please note that the specific properties and applications of Acid Brown 19 may vary slightly depending on the manufacturer, purity and use. Therefore, it is recommended to refer to the technical data and safety guidelines of the products used for specific use.
Last Update：2024-04-09 20:49:11