Citric acid is a weak acid, and does not have toxicity. The main component of the scale is carbonate, in high temperature conditions, citric acid and its chemical reaction will occur, the formation of acid and alkali neutralization, scale will be dissolved in the acid to achieve the purpose of removing the scale, and some food add citric acid taste good, and can promote appetite, in China is allowed to use citric acid in jams, beverages, canned goods and candy.
The use of citric acid descaler: 1, citric acid descaler and water blending ratio of 1:20, blending ratio can be based on the severity of the scale mediation concentration; 2, injecting the container with boiling water, or using the need for descaling of the product to be heated by itself to boil, 40-60 ° C better; 3, prepared citric acid water must be as far as possible to drown cover the scaling part of the water; 4, slight scale without waiting, you can directly take a cloth with not hot water to wipe; 5, especially large kettle and limescale particularly serious appliances, please extend the soaking time, or use a cloth, paper towels to assist in cleaning; 6, oversized 3L large kettle, please follow the instructions of the proportion of the package with water.