Answer to Question #61080 in Organic Chemistry for md shahria ani

Question

By using which chemical ,we can stop or prevention rotten onion,Garlic or ginger paste for long time ,use them in normal temperature ?

Answer 1

When onion or garlic is cut down to small pieces, chemical precursors are released and chemical reaction start. This leads to quick souring of food, especially at high temperature. To prevent rotten onion, garlic or ginger paste we can use salt(NaCl) in mixture with oil wich will serve as a preservative agents.