Factory supply 2-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid 29128-55-0 with low price We provide high quality 2-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid (CAS 29128-55-0), at a very affordable prices to our customers.

1.What is the 2-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid ?

2-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid, commonly known as Sudan III, is an azo dye characterized by its naphthalene sulphonate group and azo linkage. It is insoluble in water but soluble in organic solvents, which makes it suitable for staining lipids and triglycerides.
Used in Histology and Microbiology:
Sudan III is used as a lipid-soluble dye for staining lipids and triglycerides in histology and microbiology. Its lipophilic nature allows it to bind to lipids, providing a distinct color contrast for easier identification and analysis of lipid-containing structures within cells and tissues.
Used in Textile Industry:
In the textile industry, Sudan III is used as a colorant to impart vibrant hues to fabrics. Its solubility in organic solvents facilitates the dyeing process, resulting in durable and long-lasting colorfastness.
Used in Plastics Industry:
Sudan III is also utilized as a colorant in the plastics industry to add color to various plastic products. Its compatibility with organic solvents and resistance to fading make it a popular choice for coloring plastic materials.
Used in Food Industry (with caution):
Although Sudan III has been used as a colorant in the food industry, it is recognized as a possible carcinogen. Due to health concerns, its use as a food additive has been banned in some countries. Any application in the food industry should be approached with caution and in compliance with local regulations.

2.What is the CAS number for 2-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid ?

The CAS number of 2-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid is 29128-55-0.

More information of 2-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid 29128-55-0 are:

3.What is the molecular formula of 2-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid ?

The chemical formula of?2-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid is C20H14 N2 O4 S which containing 20 Carbon atoms,14 Hydrogen atoms,2 Nitrogen atoms,4 Oxygen atoms and 1 Sulfur atoms,and the molecular weight, and the molecular weight of 2-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid is 378.408

4.What is 2-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid(29128-55-0)used for?

2-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid, commonly known as Sudan III, is an azo dye characterized by its naphthalene sulphonate group and azo linkage. It is insoluble in water but soluble in organic solvents, which makes it suitable for staining lipids and triglycerides.
Used in Histology and Microbiology:
Sudan III is used as a lipid-soluble dye for staining lipids and triglycerides in histology and microbiology. Its lipophilic nature allows it to bind to lipids, providing a distinct color contrast for easier identification and analysis of lipid-containing structures within cells and tissues.
Used in Textile Industry:
In the textile industry, Sudan III is used as a colorant to impart vibrant hues to fabrics. Its solubility in organic solvents facilitates the dyeing process, resulting in durable and long-lasting colorfastness.
Used in Plastics Industry:
Sudan III is also utilized as a colorant in the plastics industry to add color to various plastic products. Its compatibility with organic solvents and resistance to fading make it a popular choice for coloring plastic materials.
Used in Food Industry (with caution):
Although Sudan III has been used as a colorant in the food industry, it is recognized as a possible carcinogen. Due to health concerns, its use as a food additive has been banned in some countries. Any application in the food industry should be approached with caution and in compliance with local regulations.

InChI:InChI=1/C20H14N2O4S/c23-18-12-10-13-5-1-3-7-15(13)19(18)22-21-17-11-9-14-6-2-4-8-16(14)20(17)27(24,25)26/h1-12,23H,(H,24,25,26)

Relevant articles related to 2-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid:

5.Factory supply 2-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid 29128-55-0 with low price

Hebei Zhoujin New Material Technology Co., Ltd is a quality supplier of 2-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid. Our main goal is customer satisfaction. Contact us to negotiate the best price for your business on 2-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid 29128-55-0.