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
Important physiological functions of lactic acid bacteria fungi
Represented by Lactic acid probiotics are important to the human body and has important physiological functions of fungi, and human health and longevity are closely related.
The lactic acid content in the body increase with age and continuous decrease in old age or ill will drop when the lactic acid content of 10-1000 times, ill health than when it is more than 50 times more than the average longevity of the elderly for the elderly 60 times more. As the extensive application of modern antibiotics on the human gut probiotics produce a lot of damage,lactic acid powder Lactobacillus probiotic = longevity = bacteria.
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