What is the difference between iodine and iodine?
In daily life, iodine and iodophor are two common disinfectants, but many people are not clear about their differences. This article will compare iodine and iodophor in detail in terms of ingredients, uses, usage methods, etc. to help everyone choose and use them better.
1. Comparison of ingredients

| Name | Main ingredients | Solvent |
|---|---|---|
| iodine | Iodine, potassium iodide | Alcohol (usually ethanol) |
| iodophor | Iodine, surfactants (such as povidone-iodine) | water |
2. Comparison of uses
| Name | Main purpose | Applicable scenarios |
|---|---|---|
| iodine | Skin disinfection and minor wound treatment | Skin disinfection and small area trauma before surgery |
| iodophor | Skin and mucous membrane disinfection and wound treatment | Surgical disinfection, burns, abrasions, etc. |
3. Comparison of usage methods
| Name | How to use | Things to note |
|---|---|---|
| iodine | Apply directly to skin or wounds, use alcohol to remove iodine | Strongly irritating, not suitable for use on mucous membranes and damaged skin |
| iodophor | Apply or rinse directly, no deiodination required | Less irritating, can be used on mucous membranes and damaged skin |
4. Comparison of advantages and disadvantages
| Name | Advantages | Disadvantages |
|---|---|---|
| iodine | Strong bactericidal power and low price | Highly irritating, requiring deiodination, easy to stain |
| iodophor | Less irritating, no need to remove iodine, easy to use | The price is higher and the bactericidal power is slightly weaker than that of iodine. |
5. Comparison of applicable groups
| Name | Applicable people | Not suitable for people |
|---|---|---|
| iodine | healthy adults | Children, pregnant women, people with sensitive skin |
| iodophor | Everyone (including children, pregnant women) | People allergic to iodine |
6. Summary
Although both iodine and iodophor are iodine-containing disinfectants, they are significantly different in their ingredients, uses and methods of use.iodineIt has strong bactericidal power but strong irritation, suitable for healthy adults;iodophorIt is less irritating and easy to use, suitable for children, pregnant women and people with sensitive skin. In actual use, the appropriate disinfectant should be selected according to the specific situation.
It should be noted that whether it is iodine or iodophor, it should be avoided to be used together with red solution (mercury bromide) to avoid the production of toxic mercury iodide. In addition, those who are allergic to iodine should avoid these two disinfectants.
I hope this article can help everyone better understand the difference between iodine and iodine and use them correctly in daily life.
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