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20日星期二
good care probiotics can improve intestinal
Women's physique naturally weak, so need to enhance the regulation of acquired immunity, the only way to better protect health. The yogurt is also a way to enhance immunity, because yogurt contains a large number of active bacteria, which can effectively improve lactose intolerance, constipation, diarrhea, enteritis, Ethyl lactate pylori infection and other illnesses.
In addition to probiotics contained in yogurt can improve the care of a good intestinal environment and regulate a variety of intestinal flora, and thus play to improve human immunity effect. You are going to drink it sweet and sour taste of yogurt, or to yogurt? Yogurt products they see on the packaging protein content. Greater than or equal 2.3%, the contents of viscous or jelly-like, it basically can conclude that it belongs buffered lactic acid. If the protein content more than 1.0%, that is, milk drinks, such products are milk and water, sugar, flavor, sour agents or ferment made, can not be called yogurt.
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