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Membrane separation Continuous ion-exchange / Chromatographic separation Electrodialysis(ED)/ Bipolar membrane electrodialysis(BMED) Equipment accessories / consumables Customized engineering equipment
Application area Engineering case Industry information Membrane separation technology
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維生素又名維他命,是生物體內(nèi)一類(lèi)量微、化學(xué)結(jié)構(gòu)各異,具有特殊功能的小分子有機(jī)化合物。在維生素的工業(yè)生產(chǎn)中,維生素的提取純化方法包括:化學(xué)合成法、發(fā)酵法、離子交換法等。
維生素(vitamin)是人和動(dòng)物為維持正常的生理功能而必需從食物中獲得的一類(lèi)微量有機(jī)物質(zhì),在人體生長(zhǎng)、代謝、發(fā)育過(guò)程中發(fā)揮著重要的作用。
維生素是人和動(dòng)物營(yíng)養(yǎng)、生長(zhǎng)所必需的某些少量有機(jī)化合物,對(duì)機(jī)體的新陳代謝、生長(zhǎng)、發(fā)育、健康有極重要作用。如果長(zhǎng)期缺乏某種維生素,就會(huì)引起生理機(jī)能障礙而發(fā)生某種疾病。一般由食物中取得。現(xiàn)在發(fā)現(xiàn)的有幾十種,如維生素A、維生素B、維生素C等。
多數(shù)維生素都能直接從食物中獲取,隨著人們生活品質(zhì)的不斷提高,維生素的用量也越來(lái)越大,單純從食物攝取維生素已經(jīng)滿足不了人們的需求;進(jìn)而從動(dòng)植物中提取或微生物代謝等采用多種手段生產(chǎn)維生素。
中國(guó)是維生素生產(chǎn)大國(guó),其中維生素C更是壟斷了全球市場(chǎng)。中國(guó)維生素C行業(yè)的崛起與連續(xù)離子交換系統(tǒng)的應(yīng)用有著密不可分的關(guān)系。
維生素C典型提取工藝:
VC.Na轉(zhuǎn)VC的工藝流程圖如下:
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