Acid Yellow 23, known scientifically as Tartrazine and identified by Colour Index number CI 19140, is a synthetic azo dye that holds significant industrial importance. Its chemical structure, C16H9N4Na3O9S2, and its deep yellow powder appearance are key characteristics. NINGBO INNO PHARMCHEM CO.,LTD., as a manufacturer and supplier, plays a vital role in making this versatile dye accessible to various sectors.

The dye's CAS number, 1934-21-0, is a fundamental identifier for chemical sourcing. Its molecular weight of 534.38 g/mol and excellent water solubility contribute to its ease of use in a wide array of applications. The purity of Acid Yellow 23, typically over 99%, is a critical factor for manufacturers to achieve consistent and reliable results in their end products.

In the textile industry, Acid Yellow 23 is a go-to choice for dyeing protein and polyamide fibers. Its ability to impart a bright, consistent yellow color to wool, silk, and nylon is highly valued. The dye's good fastness properties, including resistance to washing and light, ensure the longevity of the colored textiles. For effective textile dyeing, reliable sourcing of quality dyes is essential.

The food industry extensively uses Tartrazine as a coloring agent, often referred to as E102 or FD&C Yellow No. 5. It is commonly found in sweets, beverages, baked goods, and desserts, providing a visually appealing yellow hue. The dye's stability under various processing conditions and its high tinctorial strength are key advantages for food manufacturers seeking consistent product appearance.

The pharmaceutical sector leverages Acid Yellow 23 for coloring medicinal products, including tablets and capsules. This application aids in product differentiation, dosage identification, and improving patient compliance. The stringent quality control mandated for pharmaceutical ingredients means that sourcing from manufacturers like NINGBO INNO PHARMCHEM CO.,LTD., who adhere to high standards, is crucial.

In addition to these mainstream applications, Acid Yellow 23 serves a purpose in diagnostic reagents, where its color is used for visual cues in testing procedures. The reliability of these reagents hinges on the purity and consistency of the coloring agents used. Companies developing diagnostic tools prioritize dependable chemical suppliers.

For businesses in need of Acid Yellow 23, partnering with NINGBO INNO PHARMCHEM CO.,LTD. offers distinct advantages. Their experience as a chemical manufacturer and exporter ensures access to high-quality products, competitive pricing, and efficient logistics, making them an ideal source for this indispensable industrial dye.