Sodium sulfite 1% solution serves as an effective reducing agent in various biochemical and analytical applications. The uses of sodium sulfite range from chemical synthesis and analysis to food technology and environmental science due to its ability to effectively suppress oxidation reactions.

The chemical properties of sodium sulfite, including its strong reducing ability and solubility in water, make it an ideal ingredient for a variety of experiments. In solution, it dissociates into sodium and sulfite ions, the latter being responsible for its redox properties.

Its mode of operation is based on its ability to act as a reducing agent by donating electrons to oxidizing agents. This oxidizes the sodium sulfite itself and reduces the oxidizing agent. Through this mechanism, sodium sulfite can prevent or retard the oxidation of other substances.

The use of sodium sulfite is important in life science applications, where it is used in protein crystallography, for example. In addition, it can be used in medical diagnostics to stabilize samples by preventing oxidation processes.