Discover the key specifications and applications of Naphthol AS-KB, a vital component in the chemical industry, known by its CAS Registry Number 135-63-7. This important chemical is recognized for its distinctive light beige powder form, making it easily identifiable and suitable for various industrial applications.

Naphthol AS-KB possesses the molecular formula C18H14ClNO2 and a molecular weight of 311.76 g/mol. Its quality is paramount for downstream processes. Typical specifications ensure high purity and consistent performance. Key parameters include an assay of ≥98.5%, confirming its chemical concentration. The melting point is reliably ≥240℃, indicating thermal stability important for processing. Additional critical metrics measured are alkali insolubles (≤0.50%), 2:3 acid content (≤0.20%), and residue on a 60M sieve (≤5.0%), all contributing to its suitability as a high-grade intermediate.

The primary application for Naphthol AS-KB is its crucial role in the manufacture of organic pigments. It serves as a fundamental building block for creating a wide range of vibrant and stable pigments used across various industries, including textiles, paints, inks, and plastics. Its specific chemical structure contributes significantly to the development of pigments with desired color shades, lightfastness, and weathering resistance properties. This makes Naphthol AS-KB indispensable for pigment producers aiming for high-quality colorants that meet stringent performance requirements in demanding applications.

Proper handling and storage are essential to maintain the quality and integrity of Naphthol AS-KB. It is typically packaged in durable 25kg bags, designed for convenient transport and storage while protecting the product from environmental factors. Recommended storage conditions involve housing the material in a clean, dry, and cool environment. It is imperative to store Naphthol AS-KB away from direct sunlight and moisture to prevent degradation and ensure its reactivity and purity are preserved until use. Adhering to these guidelines helps maintain the product's performance characteristics.

Ensuring a consistent supply of high-quality Naphthol AS-KB is vital for the continuous operations of the organic pigment industry. Reliable sourcing from a reputable supplier is key to securing material that consistently meets technical specifications. For businesses seeking a trusted Naphthol AS-KB manufacturer or a dependable Naphthol AS-KB supplier, accessing detailed product information, safety data, and transparent pricing is crucial for effective procurement strategies. Understanding the current Naphthol AS-KB price is a key step in the evaluation process for potential buyers. Companies looking to buy Naphthol AS-KB or purchase Naphthol AS-KB in bulk quantities should connect with suppliers who demonstrate strong quality control measures and offer efficient logistics to ensure timely delivery.