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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p style="color: rgb(51, 51, 51); font-family: 微软雅黑; font-size: 12.727272033691406px; line-height: 25px; white-space: normal;"><strong>玉米黄色素喷雾干燥系绞�/strong></p><p style="color: rgb(51, 51, 51); font-family: 微软雅黑; font-size: 12.727272033691406px; line-height: 25px; white-space: normal;">玉米黄色素是一种营养价值较高的天然食用色素，主要成分为玉米黄素、隐黄素及叶黄素，均属于类胡萝卜素，食用后在人体内可转化为维生素A，具有保护视力、促进人体生长发育和提高抗病能力的作用。　　</p><p style="color: rgb(51, 51, 51); font-family: 微软雅黑; font-size: 12.727272033691406px; line-height: 25px; white-space: normal;">玉米黄色素主要存在于玉米的角质胚乳中，在玉米淀粉的生产过程中，大多进入到副产品黄浆中，所以可利用黄浆为原料提取玉米黄色素，这也为淀粉工业副产品的综合利用开辟了一条新的途径。　　</p><p style="color: rgb(51, 51, 51); font-family: 微软雅黑; font-size: 12.727272033691406px; line-height: 25px; white-space: normal;">1、工艺流程　　玉米黄浆→脱水干燥→萃取→浓缩→喷雾干燥→玉米黄色素粉　<br/>　<br/>2、操作要点　</p><p><span style="font-size: 12px;"> (1)脱水干燥将玉米淀粉生产中分离得到的玉米黄浆利用板框式压滤机脱水，得到浓玉米黄浆，然后将其干燥，使其含水量降至12%以下、�/span></p><p>　　</p><p>(2)萃取将干燥后的玉米黄浆和石油醚按1�?的比例倒入浸提容器中，在室温下进行间歇搅拌，静置萃�?�?小时，上层为含有色素的有机相。　</p><p> </p><p>(3)浓缩将含有色素的萃取液抽提出来，在常压沸水浴中浓缩或利用旋转蒸发器在水浴中减压蒸馏，至无馏出物为止，得到橙红色黏稠状物，冷却至室温后呈半固态膏状物(蒸馏得到的溶剂可进行回收循环利用)。　　</p><p> </p><p>(4)喷雾干燥将上述得到的油状物放入喷雾干燥器中，�?80�?00℃下进行干燥，即得固体粉末状玉米黄色素。采用此工艺提取玉米黄色素可达原料重量的10%、�/p><p>　　</p><p>液体玉米黄色素可直接使用，常用食用植物油溶解稀释制成悬浊制�?含量20%�?0%)，其色素稳定性增强，同时起到防止胡萝卜素氧化的作用、�/p><p><br/></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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