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8日星期四
Calcium lactate health effects
Oral calcium lactate as a pale yellow clear liquid; air fragrant, sweet and sour taste bitter. For the Lactic acid and treatment of calcium deficiency. Of calcium supplements, with the promotion of the formation of bones and teeth calcification maintain normal nerve and muscle excitability and reducing capillary permeability and so on. Of calcium supplements, with the promotion of the formation of bones and teeth calcification maintain normal nerve and muscle excitability and reducing capillary permeability and so on. Lactate, the formula [CH3CHOHCOO] 2Ca · 5H2O. White granules or powder, no odor, slight weathering, soluble in water, insoluble in ethanol, ether and chloroform. Has a high solubility, dissolution speed, high lactic acid powder , good taste, is widely used in dairy, beverage, food, health care products and other fields.
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