Dictionary entry overview: What does isle mean? â¢ ISLE (noun) The noun ISLE has 1 sense: 1. a small island Familiarity information: ISLE used as a noun is very rare.
The sulfate ion is SO42- The sulfite ion is SO32- and is more basic that sulfate.
Basically sulfites (sulphites) refer to compounds that contain a sulfite ion. This means they are made up of a sulfur atom and three oxygen atoms. They are usually combined with sodium or potassium before they can have industrial applications.ome people can have mild to severe reactions to these compounds, so itâs important to understand what sulfites are and in what forms they exist in foods and products.