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9月21日星期六
Milk in the fermentation process
Milk in the fermentation process will produce many new nutritional ingredients, such as milk protein degradation of macromolecules into small molecules of amino acids, lactose degradation of lactic acid, Ethyl lactate to human digestion and absorption. Also addressed those people with lactose intolerance can not enjoy milk ( drinking milk after bloating, diarrhea ) problems. And in the production process will produce a lot of lactic acid bacteria, vitamins , amino acids . Its active substances capable of regulating human health specific function . If they can inhibit the " E. ", " pylon " and other harmful bacteria to survive ; human intestinal flora balance , inhibit the body's aging ; conducive to resolving the four major gastrointestinal problems : indigestion , lactic acid powder diarrhea, stomach ulcers. For recurring constipation, bloating and other symptoms of the people, the food can not be digested in the intestinal discharge of harmful bacteria continue to multiply in the intestine , can cause a variety of gastrointestinal diseases.
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