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Hypophosphorous Acid-CAS 6303-21-5|Reducing Agent&Electroplating

  • Time of issue:Sep . 28, 2025 17:30
Tangshan Moneide Trading Co., Ltd. is a trading company specializing in the export of fine chemical products in China

(Summary description)Tangshan Moneide Trading Co., Ltd. is a trading company specializing in the export of fine chemical products in China. Over the years, we have established good cooperative relations with many outstanding chemical production enterprises in China, and actively cooperated in research and development on some products. Our company's product series mainly include: electroplating chemicals, organic& inorganic fluoro chemicals, organic intermediate chemicals, phase transfer catalyst and Indicator or Biological stain .

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  • Time of issue:2019-12-30 10:55
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Information

Introduction to Hypophosphorous Acid

Hypophosphorous Acid (H₃PO₂) is a colorless, transparent liquid with potent reducing properties. It is a critical chemical in various industrial applications, including electroplating, chemical synthesis, and polymerization. Known for its unique chemical structure and versatility, Hypophosphorous Acid plays a pivotal role in modern chemical processes. This article delves into its features, advantages, technical specifications, and applications, supported by insights from Tangshan Moneide Trading Co., Ltd., a leading supplier of specialty chemicals.

Hypophosphorous Acid-CAS 6303-21-5|Reducing Agent&Electroplating

Key Features and Advantages

Hypophosphorous Acid stands out due to its exceptional properties, making it a preferred choice in chemical manufacturing and industrial processes. Below are its core features and benefits:

  • Powerful Reducing Agent: Its strong reducing capabilities enable it to facilitate controlled chemical reactions, particularly in electroplating and synthesis. Tangshan Moneide Trading Co., Ltd. highlights its effectiveness in nickel electroplating, where it enhances coating adhesion and uniformity.
  • Non-Toxic and Safe: Compared to other reducing agents, Hypophosphorous Acid is considered less toxic, ensuring safer handling in industrial environments. This aligns with global standards for chemical safety and environmental protection.
  • High Purity: The product typically contains 50.0% min. of Hypophosphorous Acid, with minimal impurities like phosphorous acid (0.5% max.) and heavy metals (Fe: 10 ppm max.). This purity ensures consistent performance in critical applications.
  • Wide Applicability: From electroless plating to pharmaceuticals, Hypophosphorous Acid is a versatile chemical with diverse use cases.

Technical Specifications

Parameter Specification
Chemical Name Hypophosphorous Acid
Another Name Hypophosphoric acid
CAS No. 6303-21-5
Molecular Formula H₃PO₂
Molecular Weight 63.980501
Appearance Colorless transparent liquid
Hypophosphorous Acid Content ≥50.0%
Phosphorous Acid ≤0.5%
Sodium (Na) ≤0.5%
Iron (Fe) ≤10 ppm
Chloride (Cl) ≤150 ppm
Sulfate ≤100 ppm

Applications of Hypophosphorous Acid

Hypophosphorous Acid is utilized across multiple industries due to its unique properties. Key applications include:

  1. Electroplating: It serves as a reducing agent in electroless plating, particularly for nickel coatings. This process ensures smooth, durable metal layers, enhancing product quality. Tangshan Moneide Trading Co., Ltd. emphasizes its role in producing high-quality nickel plating for electronics and automotive components.
  2. Chemical Synthesis: It acts as an intermediate in manufacturing phosphine and other phosphorus-based compounds, critical for pharmaceuticals and agrochemicals.
  3. Water Treatment: Hypophosphorous Acid helps control undesirable substances in water, contributing to purification processes.
  4. Medicine: It is used as a reducing agent in medical diagnostics, such as the determination of arsenic and tellurium. Additionally, it aids in separating elements like tantalum and niobium.
  5. Polymerization: As an initiator, it facilitates the production of resins and plastics, expanding its industrial utility.

Company Background: Tangshan Moneide Trading Co., Ltd.

Tangshan Moneide Trading Co., Ltd. is a reputable supplier of specialty chemicals, specializing in high-purity products like Hypophosphorous Acid. With a focus on quality and innovation, the company serves clients in the chemical, pharmaceutical, and manufacturing sectors. Their commitment to adhering to international standards ensures that their products meet rigorous specifications, as detailed in the technical table above.

Storage and Handling

Hypophosphorous Acid should be stored in a cool, dry place away from heat and direct sunlight to maintain stability. It is typically packaged in drums or bulk container111s, ensuring safe transportation and storage. Proper handling protocols, as outlined by Tangshan Moneide Trading Co., Ltd., are essential to prevent degradation and ensure optimal performance.

Conclusion

Hypophosphorous Acid (CAS 6303-21-5) is an indispensable chemical with broad applications in modern industries. Its unique properties, including strong reducing capabilities and high purity, make it a preferred choice for electroplating, chemical synthesis, and more. Tangshan Moneide Trading Co., Ltd. provides reliable, high-quality solutions, ensuring customers meet their industrial and chemical needs. For further details, visit the product page.

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