Sudan I, also known by its Colour Index name C.I. Solvent Yellow 14 and CAS number 842-07-9, is a synthetic organic dye renowned for its exceptional oil solubility and vibrant yellow to orange-red color. Its molecular formula is C16H12N2O, with a molecular weight of 248.28. With a stated purity of 97% minimum and a melting point range of 131-133°C, it is supplied typically as a powder.

The chemical structure of Sudan I makes it highly compatible with non-polar substances, leading to its extensive use in applications where water-soluble dyes would be unsuitable. This characteristic is fundamental to its efficacy in coloring materials like greases, oils, and waxes. Manufacturers often seek to buy Sudan I when a consistent and bright coloration is required for products that are formulated with oily bases.

The primary industrial applications of Sudan I are diverse. It is extensively used in the coloring of leather shoe polish, where its color not only enhances the product's visual appeal but also aids in color matching and restoring the natural luster of leather. As a supplier of high-quality Sudan I, NINGBO INNO PHARMCHEM CO.,LTD. ensures that this critical component is available for the leather care industry.

Another significant application is in floor waxes. The demand for aesthetically pleasing finishes in both residential and commercial spaces drives the need for colored waxes. Sudan I provides a reliable and cost-effective way to achieve this, making it a staple in the floor care products manufacturing sector. The price point and performance of Sudan I make it an attractive industrial dye.

Beyond these consumer-oriented products, Sudan I is also utilized in the production of fireworks and transparent lacquers. In pyrotechnics, dyes are crucial for creating the visual spectacle, and Sudan I contributes to the spectrum of colors. Its use in lacquers allows for the tinting of coatings, providing transparent colored finishes for various decorative and protective purposes.

While Sudan I offers bright coloration, it's important to note its classification as IARC 3, indicating limited evidence of carcinogenicity. Manufacturers and users should adhere to recommended handling procedures and safety guidelines. The availability of Sudan I from reliable manufacturers in China ensures that industries have access to this versatile coloring agent.