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

  • Time of issue:Sep . 28, 2025 18:45
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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Hypophosphorous Acid-CAS 6303-21-5|Reducing Agent, Electroplating

Introduction to Hypophosphorous Acid

Hypophosphorous Acid (H₃PO₂) is a colorless, transparent liquid known for its potent reducing properties. This compound is a vital chemical in various industrial and chemical applications, serving as a key intermediate in the production of phosphorus-based compounds. Its unique characteristics make it indispensable in fields such as electroplating, chemical synthesis, and polymerization. The CAS No. for Hypophosphorous Acid is 6303-21-5, which is a critical identifier for researchers and industry professionals. This article delves into the core features, advantages, technical specifications, and applications of Hypophosphorous Acid, while also highlighting the company behind its production.

Key Features and Advantages

Hypophosphorous Acid stands out due to its remarkable reducing capabilities, making it a preferred choice in chemical processes requiring controlled reduction. Unlike other reducing agents, it is considered non-toxic, enhancing its safety profile for industrial use. Below are the key features and advantages of this compound:

  • Powerful Reducing Agent: Hypophosphorous Acid is renowned for its strong reducing properties, enabling efficient chemical reactions in processes like electroplating and synthesis.
  • Electroplating Applications: It is extensively used in nickel electroplating, improving the adhesion, smoothness, and thickness of metal coatings. This results in high-quality, durable finishes.
  • Chemical Synthesis: As an essential intermediate, it facilitates the production of phosphine, phosphorus derivatives, and other chemicals critical to pharmaceutical and agricultural industries.
  • Non-Toxic Nature: Compared to alternative reducing agents, Hypophosphorous Acid poses lower health risks, making it a safer option for industrial applications.

Technical Specifications

The following table outlines the technical specifications of Hypophosphorous Acid, providing a comprehensive overview of its chemical properties and composition:

Parameter Details
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 (50.0% min.) 50.0% min.
Phosphorous Acid (0.5% max.) 0.5% max.
Sodium (Na) (0.5% max.) 0.5% max.
Iron (Fe) (10 ppm max.) 10 ppm max.
Chloride (Cl) (150 ppm max.) 150 ppm max.
Sulphate (100 ppm max.) 100 ppm max.

Applications of Hypophosphorous Acid

Hypophosphorous Acid is a versatile compound with diverse applications across multiple industries. Its primary uses include:

  1. Electroplating: In nickel electroplating, Hypophosphorous Acid contributes to the production of uniform, durable metal coatings. This enhances the quality and performance of plated products, making it a critical component in the manufacturing of high-quality nickel plating.
  2. Chemical Manufacturing: It serves as a reducing agent in the production of phosphorus compounds, including phosphine and other chemicals essential to the pharmaceutical and agricultural sectors.
  3. Polymerization: Hypophosphorous Acid is used as a polymerization initiator in the production of resins and plastics, facilitating the creation of high-performance materials.
  4. Water Treatment: It is sometimes applied in water treatment processes to control and reduce undesirable substances, ensuring water quality and safety.

Company Background: Tangshan Moneide Trading Co., Ltd.

Tangshan Moneide Trading Co., Ltd. is a reputable company specializing in the supply of chemical products, including Hypophosphorous Acid. With a commitment to quality and customer satisfaction, the company ensures that its products meet stringent industry standards. Their expertise in chemical trading and distribution has established them as a trusted partner for businesses worldwide. For more information about their products and services, visit their official website.

Storage and Packaging

Hypophosphorous Acid is typically available in drum or bulk packaging, making it convenient for industrial use. To maintain its effectiveness and stability, it should be stored in a cool, dry place, away from heat and direct sunlight. Proper storage conditions are essential to preserve the integrity of the product and ensure optimal performance in various applications.

Conclusion

Hypophosphorous Acid (CAS 6303-21-5) is a critical chemical with a wide range of applications in industrial and chemical processes. Its unique properties, including strong reducing capabilities and non-toxic nature, make it an essential component in fields such as electroplating, chemical synthesis, and polymerization. As a leading supplier, Tangshan Moneide Trading Co., Ltd. ensures the availability of high-quality Hypophosphorous Acid to meet the demands of diverse industries. For detailed information about the product, visit the product page.

Authoritative Citations

For further information on Hypophosphorous Acid, refer to the following authoritative sources:

References:

1. National Institute of Standards and Technology (NIST). "Hypophosphorous Acid." https://www.nist.gov. Accessed [Insert Date].

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