Pure lactic acid is a colorless liquid, is a colorless to pale yellow liquid. Odorless, hygroscopic. The relative density of 1.2060 (25/4 ℃). Melting point 18 ℃. Boiling point 122 ℃ (2kPa). Refractive index nD (20 ℃) ??1.4392. With water, ethanol, glycerin, insoluble in chloroform, carbon disulfide and petroleum ether. Heating under normal pressure, concentrated to 50%, part of the anhydride into milk, thus products often contain 10% -15% of the milk anhydride.
2013年8月16日星期五
General downward trend in milk consumption
Particular, China's dairy market structure is undergoing fundamental changes, general downward trend in milk consumption, while lactic acid milk consumption has linear upward trend, lactic acid milk dairy market in the foreign occupying the absolute share of products, is the rapid development of China entered critical point. As consumer health awareness, Zinc lactate market is developing rapidly, the current scale of the industry has more than 20 billion yuan, China's lactic acid industry is in rapid development period, popular in the world at present lactic acid bacteria beverage quickly became popular in the Chinese market , at an annual rate of 25% annually. China's annual output of lactic acid milk beverage has exceeded 1 million tons, buffered lactic acid value exceeded 50 billion yuan. With the growth in consumer demand, following the world's largest lactobacillus drinks Yakult into China, the domestic dairy enterprises have begun to force lactobacillus product markets. Lactobacillus next five years will be China's golden age of rapid development of industry.
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