荷兰DVLS液化石油气残留物测定�?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><font><strong>背景介绍９�/strong></font></p><p> 液化石油气残留物测定是商用LPG（特别是汽车行业）必不可少的指标。这些残留物可形成沉积物，积累、腐蚀或堵塞LPG的燃料过滤器、低压调节器、燃料油混合器或控制管路。目前标准方法有ASTM D2158，ISO13757，EN 15470，EN 15471.</p><p><strong><font>目前方法的劣势：</font></strong></p><p> ��不安全。LPG挥发到空气中容易引发火灾、�/p><p> ��劳动密集。所有的玻璃器皿都需要清洗，并且需要空白试验、�/p><p> ��分析时间长，往往需要几个小时、�/p><p> ��结果没有可重复性和可现性、�/p><p><strong><font>基于气相色谱分析的替代法９�/font></strong></p><p> DVLS公司和壳牌公司（Shell Global Solutions）紧密合作，开发了液化气直接进样器(LGI)，一种基于气相色谱分析的替代法。这种液化气直接进样器在一定的压力和室温下，将LPG直接注射到柱子里，无需汽化器，传输管路或必要的阀。因此，无吸附、歧视和分馏、�/p><p> 气相色谱分析法是目前在液化石油气的ASTM D02.H0的一个工作项目：WK31249。这种利用气相色谱的标准方法，已�?011年的春天进行投票，即将成为新的ASTM标准、�/p><p><strong><font>液化石油气直接进样器LGI的优势：</font></strong></p><p> ��不需要蒸发LPG。封闭的系统，需要处理的LPG废气会进入废气处理系统后排出、�/p><p> ��30分钟的分析时间、�/p><p> ��重复�?%</p><p> ��广泛的分析范围：10-600 mg/kg� C10到C40</p><p> ��独特性：LGI直接注射进柱子技术是****的，确保对油性残留物无歧视和分馏、�/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="223087" /> <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）">