Sulfanilic acid, a white or off-white crystalline solid with the CAS number 121-57-3, is a fundamental compound in organic chemistry and industrial applications. Known chemically as 4-aminobenzenesulfonic acid, it possesses a unique zwitterionic structure that contributes to its high melting point and distinctive solubility characteristics. At NINGBO INNO PHARMCHEM CO., LTD., we specialize in producing and supplying high-purity Sulfanilic Acid (≥99% MIN assay), making us a go-to Sulfanilic Acid manufacturer in China for businesses across various sectors.

The properties of Sulfanilic Acid make it an invaluable intermediate. Its ability to readily form diazonautra compounds is central to its widespread use in the synthesis of azo dyes, which are essential for coloring textiles, paper, and even food products. Beyond coloration, it serves as a critical building block in the pharmaceutical industry, particularly for the production of sulfonamides, a class of drugs with antibacterial properties. Furthermore, its application extends to the agrochemical sector as an intermediate for pesticides, and it's also utilized in creating food colorings and optical brighteners.

For procurement professionals and R&D scientists, understanding the specifications of Sulfanilic Acid is key. Our product adheres to strict enterprise standards, with low levels of free aniline (≤0.02%) and water-insoluble matter (≤0.10%). These precise specifications ensure that when you buy Sulfanilic Acid from us, you are obtaining a chemical that will perform reliably in your formulations. We offer convenient packaging options, typically in 25kg or 50kg bags, to accommodate different production scales.

NINGBO INNO PHARMCHEM CO., LTD. is dedicated to being a leading Sulfanilic Acid supplier, offering competitive pricing and robust support for online purchases. We recognize the importance of a stable supply chain for industrial chemicals, and our commitment is to provide consistent quality and timely delivery. Choosing the right supplier for critical intermediates like Sulfanilic Acid is crucial for maintaining operational efficiency and product quality.

We invite businesses seeking a reliable Aminobenzene Sulfonic Acid manufacturer or interested in the price of Sulfanilic Acid to connect with us. By choosing NINGBO INNO PHARMCHEM CO., LTD., you gain access to a high-quality product backed by expertise and a commitment to customer satisfaction. Explore the possibilities Sulfanilic Acid offers and partner with us for your chemical sourcing needs.