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.
Sulfites Are A Salt That Contains. Sulfites are a salt that contains sulfuric acid and theyâve been included in wine and food since the 17th century. Sulfites are especially added to wine to encourage faster grape fermentation and preventing the growth of bacteria.