岛津Prominence氨基酸分析系�?参数-价格-中国粉体罐�/title>

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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><strong>应用于食品和生物样品中氨基酸的高灵敏度分枏�/strong></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td><p>氨基酸的分析不仅仅在食品工业中，同时在天然产物和医药领域也发挥着重要的作用。此柱后衍生荧光检测系统利用邻苯二甲醛（OPA）和N-乙酰半胱氨酸作为反应试剂，并且对具有复杂基质样品中的氨基酸进行高选择性、高灵敏度的定量分析、�/p></td><td></td></tr></tbody></table><p><strong>特征</strong></p><p>1、基于岛津备受赞誉的柱后反应技术和高灵敏度荧光检测器高选择性地检测氨基酸。通过应用衍生方法以及荧光检测对氨基酸自由基进行选择性反应，其灵敏度比茚三酮法（UV检测）要高出十倍以上、�/p><p>2、杰出的重复�?/p><p>由于经色谱柱分离后再进行衍生，反应将不会受样品基质影响。因此，可实现高精度分析、�/p><p>3、操作轻杽�/p><p>由于柱洗脱液通过与反应试剂混合自动衍生，便可以节省时间和繁琐的工作、�/p><p>4、流动相和反应试剂作为可选组件供应，意味着可以很轻松的准备溶剂、�/p><p><strong>衍生反应检测流稊�/strong></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td><p>氨基酸首先经阳离子交换色谱柱分离，然后由次氯酸钠水溶液水解（将脯氨酸等水解生成伯胺），将邻苯二甲�? N-乙酰半胱氨酸衍生试剂连续添加至柱洗脱液，然后由荧光检测器进行检测、�/p></td><td></td></tr></tbody></table><p><strong>分析案例</strong></p><p>两种型号可利�?钠（NA）型，可快速对蛋白质水解氨基酸进行分析。另一个为锂（LI）型，可分析天然存在的氨基酸。下图中左图是富�?7种氨基酸的水解蛋白质标准色谱图，由钠（NA）型氨基酸分析系统检测；右图是酱油样品分析色谱图，酱油用pH2.2柠檬酸锂缓冲溶液（样品稀释）稀�?00倍，并通过膜过滤器过滤、�/p><p></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; font-size: 14px; margin: 10px 0 0; line-height: 26px;"> 暂无数据� </p> </div>  <div class="xgfa"> <div class="xgfa_tit"> <div> <span></span>相关方案 </div> </div> <div class="xgfa_box" style="display: block;"><div style="padding:10px;">暂无相关方案、�/div> </div> </div> <script> $(function(){ // 切换 $(".xgfa_tit_ul li").hover(function(){ $(".xgfa_tit_ul li").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); var _index = $(this).index(); $(".xgfa_box").css("display","none"); $(".xgfa_box").eq(_index).css("display","block"); }); }); </script>  <div class="xgzl"> <div class="cxd_tit"><span></span>相关资料</div> <div class="xgzl_box"><div style="padding:10px;">暂无数据、�/div> </div> </div>  <div class="yhpl"> <div class="cxd_tit"><span></span>用户评论</div> <form id="FormComments" action="" method="post" onsubmit="return false"> <input name="SaveProComments" id="SaveProComments" type="hidden" value="yes" /> <input name="ProductID" id="ProductID" type="hidden" value="249043" /> <input name="ProQuality" id="ProQuality" type="hidden" value="10" /> <input name="ProService" id="ProService" type="hidden" value="10" /> <input name="ProUsability" id="ProUsability" type="hidden" value="10" /> <input name="ProCostperformance" id="ProCostperformance" type="hidden" value="10" /> <div class="yhpl_pf"> <div> <p>产品质量</p> <div><span id="Quality" class="stars star10"></span><span id="Quality_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>售后服务</p> <div><span id="Service" class="stars star10"></span><span id="Service_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>易用�?/p> <div><span id="Usability" class="stars star10"></span><span id="Usability_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>性价毓�/p> <div><span id="Costperformance" class="stars star10"></span><span id="Costperformance_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> </div> <div class="yhpl_pftit">评论内容</div> <textarea name="Comments" id="ProComments" onfocus="checklogin();" placeholder="分享产品使用经验/采购评价（不超过500字）">