Cold salt water or cooling water can be poured into the jacket. The liquor is stirred and cooled evenly, thereby obtain desired temperature for ethanol precipitat …
筒体夹套内可通入冷冻盐水或冷却水，通过搅拌，使料液均匀冷却，控制醇沉所需温度。
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Cold salt water or cooling water can be poured into the jacket. The liquor is stirred and cooled evenly, thereby obtain desired temperature for ethanol precipitation.