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16日星期一
Great potential for the development of lactic acid bacteria beverage
Unable to Japan, Europe and other countries compared. Lactic acid bacteria beverage necessary transportation, storage, sale of part of the cold chain conditions are only one or two markets to meet . Sodium lactate of three , four markets , the traditional channels of commodity circulation is still the main channel . With cold cabinet supermarket rare , with cold storage, refrigerated trucks dealer is uncommon. But three , four market has covered more than one billion Chinese population ! Coupled with low purchasing power in rural areas , remote commercial magnessium lactate over such a short shelf life of the product markets such conditions, lactic acid bacteria beverage market penetration may never reach Japan, Europe and other countries level. This second .
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