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Hypophosphorous acid (H 3 PO 2 ), also known as hypophosphoric acid, is a colorless, transparent liquid with a molecular formula of H 3 PO 2 and a molecular weight of 63.980501. With a CAS number of 6303-21-5, this compound is a critical reagent in chemical synthesis, electroplating, and industrial applications. This article provides a detailed analysis of its properties, technical specifications, applications, and the company behind its production, Tangshan Moneide Trading Co., Ltd. Key Features and Benefits of Hypophosphorous Acid Hypophosphorous acid is renowned for its potent reducing properties, making it an essential component in various industrial processes. Unlike many other reducing agents, it is relatively non-toxic, ensuring safer handling in chemical environments. Its versatility is evident in its ability to act as an electroplating agent, catalyst, and intermediate in the production of phosphorus-based compounds. Potent Reducing Agent: Ideal for controlled chemical reductions, particularly in electroless plating and organic synthesis. Electroplating Applications: Enhances the adhesion and uniformity of metal coatings, especially in nickel plating. Chemical Synthesis: Serves as a precursor for phosphine, phosphorus derivatives, and other phosphorus-containing chemicals. Non-Toxic Nature: Safer alternative to more hazardous reducing agents, aligning with modern environmental and safety standards. Technical Specifications and Purity Standards Parameter Specification Chemical Name Hypophosphorous Acid CAS Number 6303-21-5 Molecular Formula H 3 PO 2 Molecular Weight 63.980501 g/mol Appearance Colorless transparent liquid Purity (H 3 PO 2 ) ≥50.0% Phosphorous Acid (H 3 PO 3 ) ≤0.5% Sodium (Na) ≤0.5% Iron (Fe) ≤10 ppm Chloride (Cl) ≤150 ppm Sulfate ≤100 ppm Industrial Applications and Use Cases Hypophosphorous acid is a cornerstone in multiple industries due to its unique chemical properties. Below are its primary applications: Electroplating: Used as a reducing agent in electroless plating , improving the quality of nickel coatings by ensuring uniformity and durability. Chemical Manufacturing: Acts as a catalyst in the synthesis of phosphine and other phosphorus derivatives, critical for pharmaceutical and agricultural industries. Polymerization: Serves as an initiator in resin and plastic production, enhancing reaction efficiency. Water Treatment: Occasionally employed to neutralize undesirable substances in water purification systems. Medicine and Analytical Chemistry: Used in the determination of arsenic and tellurium, as well as in the separation of tantalum and niobium. Company Background: Tangshan Moneide Trading Co., Ltd. Tangshan Moneide Trading Co., Ltd. is a leading supplier of high-purity chemicals, including hypophosphorous acid. With a commitment to quality and innovation, the company provides specialized products for industrial and research applications. Their expertise in chemical distribution ensures reliable supply chains and technical support for clients worldwide. Industry Standards and Regulatory Compliance The production and use of hypophosphorous acid are guided by international standards for chemical safety and quality. While specific standards for this compound may not be explicitly detailed in the context, organizations like the National Institute of Standards and Technology (NIST) play a critical role in establishing measurement protocols and chemical specifications. According to NIST, accurate chemical characterization is essential for ensuring consistency in industrial applications [1] . Storage and Handling Guidelines Hypophosphorous acid should be stored in cool, dry places , away from heat sources and direct sunlight to maintain stability. Packaging options include drums and bulk container111s, ensuring flexibility for different industrial needs. Conclusion Hypophosphorous acid (H 3 PO 2 ) is a vital chemical with diverse applications across industries. Its unique properties as a reducing agent, combined with its relatively low toxicity, make it a preferred choice in electroplating, chemical synthesis, and more. For reliable sourcing, Tangshan Moneide Trading Co., Ltd. offers high-quality products tailored to industrial requirements. References [1] National Institute of Standards and Technology (NIST) . "Guidelines for Chemical Measurement and Standards."