Acid Black 2, identified by its CAS number 8005-03-6, is a widely recognized synthetic dye belonging to the acid dye class. As a key chemical supplier, NINGBO INNO PHARMCHEM CO.,LTD. offers this dye with a high purity assay, typically 98%, ensuring its effectiveness in demanding applications. Understanding its fundamental chemical properties is crucial for its optimal use in sectors ranging from textiles to scientific research.

The typical appearance of Acid Black 2 is a black powder. Its defining characteristic is its excellent water solubility, a trait that makes it highly adaptable for various formulation processes. This solubility is attributed to the presence of sulfonic acid groups within its molecular structure, facilitating its interaction with polar solvents. As a dye manufacturer, we ensure that the physical form and purity of our Acid Black 2 meet the expectations of industrial and research clients.

The primary applications for Acid Black 2 are diverse. In the textile industry, it is a preferred dye for wool and silk due to its ability to create deep, consistent black shades. The dye's affinity for protein fibers results in good fastness properties, making it a reliable choice for high-quality fabric coloration. Purchasing Acid Black 2 from a reliable manufacturer like NINGBO INNO PHARMCHEM CO.,LTD. ensures that textile producers can maintain consistent color standards.

Furthermore, Acid Black 2 is integral to the leather dyeing process, particularly in chrome-tanned leather, contributing to its rich black finish. Its consistent particle size and solubility are advantageous for achieving uniform coverage on leather surfaces.

Beyond these, the dye serves as a critical component in the formulation of industrial inks. Its vibrant black hue and stability make it suitable for printing inks, marking pens, and other specialized ink applications. Manufacturers in this sector can rely on our supply to meet their production needs.

A significant application for Acid Black 2 is in biological staining, where it is commonly known as Nigrosin. Its role as a negative stain is critical in microscopy for visualizing microorganisms and cellular components. Researchers utilize its ability to create a contrast background for identifying bacteria, fungi, and protozoa, making it an essential reagent in microbiology and pathology labs. For those in scientific fields, buying Acid Black 2 from a trusted supplier is vital for experimental integrity.

The dye is also used in coloring paper products, soaps, and wood. As a comprehensive chemical supplier, NINGBO INNO PHARMCHEM CO.,LTD. is dedicated to providing access to this versatile dye for all these industries. We invite you to explore our offerings and contact us for a quote or to discuss your specific requirements. Our commitment as a manufacturer ensures you receive high-quality Acid Black 2 for all your applications.