Nickel Chloride, chemically known as NiCl2 (CAS 7718-54-9), stands as a fundamental inorganic compound with extensive applications across various industries. It is primarily encountered in two forms: the anhydrous yellow-brown crystalline solid and the more common green hexahydrate (NiCl2·6H2O). Both forms are remarkable for their distinctive physical characteristics and chemical reactivity, making them indispensable in numerous industrial and scientific processes.

The anhydrous form of Nickel Chloride presents as golden or yellow-brown deliquescent crystals, possessing a molecular weight of approximately 129.6 g/mol and a density of 3.55 g/cm3. It exhibits a high melting point of 1001 °C and is highly soluble in water, as well as being soluble in ethanol. In contrast, the hexahydrate appears as vivid green monoclinic crystals. It has a molecular weight of about 237.7 g/mol, a lower density of 1.92 g/cm3, and a melting point of 140 °C. This hydrated form is even more soluble in water, readily dissolving to form clear green solutions, and is also soluble in ethanol and ammonium hydroxide. The deliquescent nature of both forms means they readily absorb moisture from the air, a property that demands careful handling and storage.

The versatility of Nickel Chloride is evident in its wide array of applications. One of its most significant uses is in electroplating, where it serves as a crucial component in nickel plating solutions. It facilitates the deposition of a uniform, corrosion-resistant, and aesthetically appealing layer of nickel onto various metal surfaces, vital for industries ranging from automotive to electronics. Furthermore, Nickel Chloride functions as an anode activator in rapid nickel plating processes, optimizing efficiency and quality.

Beyond plating, Nickel Chloride is a highly valued catalyst in numerous chemical reactions. It plays a pivotal role in organic synthesis, including the production of pharmaceuticals and petrochemicals, and is instrumental in hydrogenation reactions. It acts as a mild Lewis acid and is a precursor for various nickel catalysts, such as Raney nickel, which are essential for enhancing reaction rates and improving yields across different chemical transformations. In battery manufacturing, Nickel Chloride is a key component for rechargeable nickel-metal hydride (NiMH) batteries and nickel-cadmium batteries, contributing significantly to modern energy storage solutions. It also serves as a precursor in the synthesis of nickel oxide, further supporting the battery industry.

In the realm of analytical chemistry and laboratory research, Nickel Chloride is utilized as a reliable source of nickel ions. It aids in the detection and quantification of various metal ions and is employed in cell culture media and toxicological studies. Historically, it found uses in sensitizing photographic emulsions. In textile manufacturing, it acts as a mordant to fix dyes onto fabrics, ensuring vibrant and lasting colors. Its application extends to the production of ceramics and glass, where it imparts characteristic green and black colorations. Additionally, Nickel Chloride is known for its role in wood preservation, offering protection against decay and insect infestation, and even as an ammonia absorbent in industrial gas masks.

The production of Nickel Chloride typically involves large-scale extraction from nickel-containing ores through processes utilizing hydrochloric acid, followed by refining steps. While NINGBO INNO PHARMCHEM CO.,LTD. prides itself on a rigorous manufacturing process that ensures a super quality product meeting stringent enterprise standards, including GMP and SGS certification, our focus remains on providing a reliable supply of Nickel Chloride with an assay of 99.5% MIN. For those seeking a dependable manufacturer and supplier of high-purity Nickel Chloride (CAS 7718-54-9), look no further. Our commitment to excellence ensures competitive price and consistent product quality for all your industrial and research needs. To buy or purchase Nickel Chloride, contact NINGBO INNO PHARMCHEM CO.,LTD. for detailed inquiries and support.