The Applications and Market trends of Sodium Benzoate

Applications
Sodium benzoate is a kind of important fine chemical products, mainly used in pharmaceutical industry, food industry, dyestuff industry, spices, etc., is an important preservative in food industry, used as a preservative in the mosquito-repellent incense, Chinese herbal medicine syrup, used as a corrosion inhibitor in automotive antifreeze, as a mordant in dyeing and printing industry.
On the market, there are a lot of food contain sodium benzoate, because it can kill bacteria, yeast and fungi. The most commonly used as preservatives, sodium benzoate is the highest content. Because only when food is acid-base balance exceeds 3.6, sodium benzoate can work. In addition, it also can be used to stop the wine fermentation process.

Market trend
Production of sodium benzoate starting from the 1960s, with the development of chemical industry, sodium benzoate production also gradually developed. In 1980, annual output of 3,800 tons to 9,200 tons in 1990, 10-year average annual growth rate of 9.1%.  The annual output of 11600 tons, 1992 to 1992 has risen to 19600 tons, three years of average annual growth rate of 19.1%, which is the fastest growing period of sodium benzoate. After a few years, due to the insufficient domestic demand, at the same time affected by southeast Asia financial crisis, fewer exports, coupled with other factors such as the popularization and application of new products, the effect of sodium benzoate market is sluggish, the decline in output. Sodium benzoate has a wide manufacturers division, production capacity is the largest and most concentrated in Hubei province, followed by the east China area, division, respectively, in the Shandong, Zhejiang, Jiangsu and Shanghai.
Sodium benzoate has inhibition effect on a variety of bacteria, fungi and yeast has inhibitory, therefore, are widely used in the preservation of high acidity fruit, berries, fruit juice, margarine, pickle and other acidic foods.
Sodium benzoate is adopted widely in our country and the world chemical preservatives. In 2003, China produced 70000 tons of sodium benzoate, exported 20000 tons. For a long time, we always put the sodium benzoate as jam, carbonated drinks and pickles acidity food preservatives. Including the United States, Canada, European Union, Russia, Japan, Australia, South Africa, Brazil and other dozens of countries and regions, have approved the use of sodium benzoate as a preservative. Because the taste is suitable for production of carbonate and juice drinks, so sodium benzoate has become the international beverage industry one of the most widely used preservatives. Two large coke sales around the world, the preservatives used are mainly sodium benzoate.
One of the most main uses of sodium benzoate is used as a preservative, benzoic acid product due to the traditional process and the impact of low prices, still is one of the biggest amounts of preservatives. As the development of all kinds of new, highly effective, low toxic preservatives and application promotion, especially sorbic acid product development speed very fast, sorbic acid will replace sodium benzoatein many fields.Currently, there are many countries prohibit to use sodium benzoate as preservative.