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Information on sulfur dioxide
Is the irritant gas in wine sulfur dioxide?
"Pungent gas" is actually the smell that comes to our faces when we open the wine stopper. When looking at the back label of wine, we see sulfur dioxide in the ingredients. I believe many people are confused. There have even been news reports to "expose" this matter. In our i...
What is the principle of sulfur dioxide sterilization?
Sulfur dioxide dissolves in water to form sulfurous acid. However, sulfite is oxidizing, which can destroy the oxidase and protein of bacteria, capture oxygen in cells, and change protein structure. Sulfur dioxide can reduce the pH value of the soluti...
The role of sulfur dioxide in wine
Sulfur dioxide is a kind of food additive which is allowed to be used at home and abroad. It plays a role of preservation, antisepsis and oxidation resistance in food industry. SO2 is the only additive widely used in wine production. Its main role in ...
Is sulfur dioxide poisonous?
The harm of sulfur dioxide in the respiratory tract is mainly because it is easily soluble in water, most of which is dissolved in the body fluid of the upper respiratory tract, and forms corrosive sulfite, sulfuric acid and sulfate on the moist mucos...
Sulfur dioxide is present in wine
Sulfur dioxide (chemical formula SO2) can be seen everywhere in life, such as lighting firecrackers, burning gas and so on. The pungent smell is sulfur dioxide. Generally speaking, sulfur dioxide is considered to be a harmful substance, but in fact, i...
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