Reducing Agents

Reducing agents are commonly used in manufacturing processes to promote chemical reactions that lead to the reduction of a substance, donating electrons to another chemical. These reactions deposit metal coatings onto substrates, enhancing the adhesion, corrosion resistance, and durability of the substrate. There are several reducing agents used in manufacturing, stannous pyrophosphate and stannous chloride solutions being the most common. These reactions are harnessed in a variety of industries, from the production of metals and plastics to pharmaceutical production.

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Product List

Reaxis C1001 – Stannous Pyrophosphate Stannous Pyrophosphate Request A Sample
Reaxis C154 – Stannous Chloride Dihydrate Stannous Chloride, Dihydrate Request A Sample
Reaxis S25 Stannous Chloride Solution Request A Sample
Reaxis S45 Stannous Chloride Solution Request A Sample
Reaxis S50 Stannous Chloride Solution Request A Sample
Reaxis S72 Stannous Chloride Solution Request A Sample

Stannous Pyrophosphate

Stannous pyrophosphate (Sn2P2O7) is a reducing agent that is commonly used in the manufacturing of electroplated coatings and electronic components. This compound acts as a reducing agent by donating electrons to metal ions, allowing them to be reduced to a lower oxidation state. In electroplating applications, stannous pyrophosphate is used to reduce metal ions in the plating bath, allowing for the deposition of a thin layer of metal onto a substrate. This process is used to improve the corrosion resistance and wear resistance of a wide range of metal components. In the electronics industry, stannous pyrophosphate is used to reduce metal ions during the production of printed circuit boards, where it helps to create a thin layer of conductive metal on the surface of the board.

Stannous Chloride

Stannous chloride (SnCl2) solutions are commonly used as reducing agents in a variety of manufacturing applications. These compounds are a source of the Sn2+ ion, which can donate electrons to other chemical species, allowing them to undergo reduction reactions. Stannous chloride solutions are often used in the production of tinplate, where they help to reduce iron oxide on the surface of steel sheets prior to coating with tin. This process improves the adhesion of the tin coating to the steel substrate. Stannous chloride solutions are also used in the textile industry to reduce metal ions in dyes and pigments, improving their colorfastness and stability. Additionally, stannous chloride solutions can be used in the production of semiconductors, where they help to reduce metal ions during the deposition of thin films of metal onto a substrate. Stannous Chloride is used in water treatment applications as a corrosion inhibitor where a protective layer of tin metal plates on steel-based processing/treatment equipment. Stannous Chloride can also be used as a reducing agent to convert toxic Cr+6 to a less toxic Cr+3 form.


Stannous chloride is used in oil and gas drilling where it can be used both in the pickling operations for treating processing equipment and for iron reduction in stimulating well development/production.

Overall, reducing agents play a critical role in the manufacturing industry, as they are essential in the production of high-quality and durable metal products. Their ability to promote the deposition of metal coatings onto substrates enhances the functionality and longevity of various products, contributing to their overall quality and value.

For all your reducing agents needs, Reaxis has you covered! You can learn more about each of our reducing agents and order specialty chemical samples of each on their respective pages. If you have any questions or concerns, don’t hesitate to contact us!