Acid Yellow 23, also known as Tartrazine or CI 19140, is a prominent synthetic azo dye with a global footprint in various industries. Its chemical structure, C16H9N4Na3O9S2, and its characteristic deep yellow powder form are fundamental to its utility. NINGBO INNO PHARMCHEM CO.,LTD., as a key supplier and manufacturer, plays a crucial role in its worldwide distribution.

The dye's CAS number, 1934-21-0, and its molecular weight of 534.38 g/mol are standard identifiers in the chemical industry. Its high solubility in water and a typical purity level exceeding 99% make it an exceptionally versatile ingredient for various formulations. When considering purchasing this chemical, understanding these specifications is essential for quality assurance.

In the textile sector, Acid Yellow 23 is indispensable for dyeing natural fibers like wool and silk, as well as synthetic fibers such as acetate and nylon. Its ability to produce vibrant, stable yellow shades is highly prized. The dye's good fastness properties ensure that the coloration remains intact through washing and exposure to light, a key consideration for textile manufacturers.

The food industry commonly uses Tartrazine (E102 / FD&C Yellow No. 5) to provide a bright yellow color to a wide array of products, including confectionery, beverages, baked goods, and processed foods. Its stability across different pH levels and processing conditions makes it a reliable choice for maintaining product visual appeal. The consistent quality of food coloring is vital for brand recognition and consumer trust.

Within the pharmaceutical industry, Acid Yellow 23 is employed to color medications, enhancing their appearance and aiding in identification. Whether for tablets, capsules, or liquid formulations, this dye contributes to patient safety and compliance. Pharmaceutical ingredient sourcing demands the highest standards of purity and reliability, which NINGBO INNO PHARMCHEM CO.,LTD. is equipped to provide.

Moreover, Acid Yellow 23 finds application in specialized areas such as diagnostic reagents, where its distinct color can serve as a visual marker in various analytical tests. The accuracy of these diagnostic tools often depends on the precise and consistent performance of the coloring agents used. Sourcing from experienced chemical manufacturers is therefore critical.

For companies around the globe seeking a reliable supply of Acid Yellow 23, NINGBO INNO PHARMCHEM CO.,LTD. stands out as a trusted manufacturer and exporter. Their commitment to quality, competitive pricing, and efficient logistics makes them an ideal partner for industries that depend on this essential synthetic dye.