Fast Pink lake - Names and Identifiers
Fast Pink lake - Physico-chemical Properties
| Physical and Chemical Properties | Chemical properties of red powder, soluble in water is green fluorescent big red, soluble in ethanol is green fluorescent red. The color light is bright and the coloring power is strong. It is yellow when exposed to concentrated nitric acid, and red when diluted, and its aqueous solution is red when exposed to sodium hydroxide. |
| Use | Mainly used for cultural and educational supplies, painting and watercolors, interior paint and ink coloring. For the coloring of ink and cultural materials |
Fast Pink lake - Introduction
Fast Pink lake, also known as Fast Pink lake, is an organic dye. The following is a detailed description of its nature, use, preparation and safety information:
Nature:
- Fast Pink lake is a dark red to purplish red solid dye. It has good light fastness and is not easily affected by light and fading.
-The dye has good solubility in solvents, commonly used solvents include alcohols and Ether solvents.
-It has good stability under acidic pH conditions and will decompose under alkaline conditions.
Use:
- Fast Pink lake is mainly used in the dye industry and is often used to dye textiles, leather, fabrics and paper. It can be used to prepare dye prints with high color fastness.
-In addition, it can also be used for the preparation of indicators and pigments for organic synthesis reactions.
Method:
- Fast Pink lake is complex and involves multi-step reactions. A common preparation method is by reacting dithiophenol with catechol and subsequently adding appropriate solvents, acidic catalysts and other auxiliary reagents, the dye is then prepared by solvent extraction and crystal separation purification.
Safety Information:
- Fast Pink lake is considered relatively safe under normal conditions of use. However, as a chemical substance, it is still necessary to follow the necessary safety procedures.
-During processing, avoid inhaling dust and avoid contact with skin and eyes. Appropriate personal protective equipment, such as glasses, gloves and laboratory coats, should be worn during operation.
-If you come into contact with the dye, rinse immediately with water and seek medical help if necessary.
Last Update：2024-04-09 20:52:54