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2日星期一
Promote calcium digestion
Calcium absorption Received degrees at about 40%, if your skin problem is not particularly serious, 2 times daily supplement 100 ml Grams of calcium is enough. If you still worry about your skin problems, you need calcium supplements original Material. Lactic acid you restore the young face, maintain vigor. 250 grams of milk, calcium 300 mg, also Contains many amino acids, lactic acid, minerals and vitamins, to promote digestion and absorption lactic acid powder. And Cattle Milk is easier to absorb calcium in the body, so the milk should be the main food as a daily calcium supplement. Its He dairy products such as yogurt, cheese, milk tablets, are good sources of calcium.
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