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document.getElementById('PopMsgFrom').Content.value=$(me).text(); } $(".fxp").css("display","flex"); } function close_popwin(){ $(".fxp").css("display","none"); // 关闭虚拟电话后的留言� $(".dhxj").css("display","none"); $(".dhxjbox").css("display", "none"); $(".dhxjbox2").css("display", "none"); return false; } </script>  <div class="cpjs"> <div class="cpjs_tab"> <div class="js_cpjj" style="border-bottom: 3px solid #1479d7; color: #1479d7;">产品介绍</div> <div class="js_cxd">创新炸�/div> <div class="js_xgfa">相关方案</div> <div class="js_xgzl">相关资料</div> <div class="js_yhpl">用户评论</div> <div class="js_gsdt">公司动�?/div> <div class="js_wsj">问商宵�/div> </div> <script> $(function(){ // 切换 $(".cpjs_tab a").click(function(){ $(".cpjs_tab a").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><span>产品描述</span></p><p><span>1-50 ppm<span>� <span>50-2000 ppm<span>� <span>2000ppm-<span>百分比级� 按客户需求配制� �?/p><p><span>以配制包括甲烷� 乙烷� 乙烯� 丙烯� <span>2<span>｝�span>20 <span>个组分的多元标准氓�/p><p><span>体、�/p><p><span>甲烷标准气体主要应用于石油化工工艺控制仪器的校准和检测� 矲�/p><p><span>油化工产品质量的控制� 环境污染物检测� 汽车尾气排放检测� 吃�/p><p><span>种工厂尾气的检测� 矿井用报警器的校准� 医疗仪器校验� 电力糺�/p><p><span>统变压器油质量检测� 空分产品质量控制� 交通安全检测仪器的栠�/p><p><span>正� 地质勘探与地震监测� 冶金分析� 燃气具实验与热值分析� 匕�/p><p><span>肥工业仪器仪表校准等</span></span></span></span></span></span></span></span></span></span></p><p><span><span><span><span><span><span><span><span><span><span>标准气体描述� 标准气体属于气体标准物质� 标准气体是高度均匀的， 良好重复性和量值准</p><p><span>确的测定标准� 它们具有复现� 保存和传递量值的基本作用� 在物理， 化学� 生物与工程测</p><p><span>量领域中用于校准测量仪器和测量过程， 评价测量方法的准确度和检测实验室的检测能力，</p><p><span>确定材料或产品的特性量值， 进行量值仲裁等� 标准气体视气体组分数区分为二元， 三元咋�/p><p><span>多元标准气体� 配气准度要求以配气允差和分析允差来表征； 配制方法可采用重量法� 然后</p><p><span>用色谱分析校核， 也可按标准传递程序进行传递、�/p><p><span>典型血液分析标准气体： <span>5.5%<span>二氧化碳<span>+20%<span>氧气� 平衡气氮气； <span>10%<span>二氧化碳� 平衡气氮气、�/p><p><span>4L<span>� <span>8L<span>� <span>10L <span>瓶包装， 压力 <span>10MPa<span>、�/p><p><span>典型变压器油分析标准气体� <span>CO 50~1000ppm<span>� <span>H2 50~1000ppm<span>� <span>C02 50~5000ppm<span>� <span>CH4</p><p><span>100ppm~1%<span>� <span>C2H4 30~500ppm<span>� <span>C2H6 30~500ppm<span>� <span>C2H2 30~500ppm<span>� <span>N2 <span>� <span>Ar <span>平衡气， <span>8L</p><p><span>铝合金钢瓶， <span>9.81MPa<span>、�/p><p><span>典型气体报警器校准用标准气体� 用于校准可燃气体报警器的 <span>10-50%LEL <span>甲烷� 氮气或空氓�/p><p><span>平衡气； 用于校准硫化氢报警器� <span>10-100 ppm H2S<span>� 氮气或空气平衡气� 用于校准一氧化碲�/p><p><span>报警器的 <span>50~150 ppm CO<span>� 氮气或空气平衡气� 用于校准二氧化硫报警器的</p><p><span>0-100%LEL/0-50ppm SO2 <span>标准气、�/p><p><span>典型天然气成分分析标准气体：</p><p><span>88.77%CH4+7.54%C2H6+2.59%C3H8+0.45%i-C4+0.56%n-C4+0.09%N2<span>：�/p><p><span>典型液化石油气成分分析标准气体： <span>CH4 1.5%<span>� <span>C2H6 1.0%<span>� <span>C3H6 9%<span>� <span>i-C4H8 54%<span>� <span>i-C4H10</p><p><span>30%<span>：�/p><p><span>典型汽车� 摩托车等汽油车排气分析仪校准气体� 一氧化� <span>NO 5-5000ppm <span>及百分含量， �?/p><p><span>气平衡气� 一氧化� <span>CO 10-9000ppm <span>及百分含量， 氮气平衡气； 丙烷 <span>C3H8 10-10000ppm</p><p><span>及百分含量， 氮气平衡气； 二氧化碳 <span>CO2 1-10000ppm <span>及百分含量， 氮气平衡气；</p><p><span>甲烷 <span>CH4 1-10000ppm <span>及百分含量， 氮气平衡气；</p><p><span>CO 0.5%-8%<span>� <span>CO2 4%-12%<span>� <span>C3H8 200ppm-3200ppm<span>� <span>NO 300-3000ppm<span>� 氮气平衡气； <span>CO 2.5%<span>＋�/p><p><span>CO2 10%<span>� <span>C3H8 3200ppm<span>� 氮气平衡气、�/p><p><span>典型细胞培养标准气体� <span>5%<span>二氧化碳<span>+<span>空气平衡气， <span>99.5~99.999%<span>二氧化碳� 高纯二氧化碳＋�/p><p><span>压缩空气� 氧气、�/p><p><span>典型异丁烷标准气体： <span>20-60%LEL <span>异丁烷， 空气平衡气；</p><p><span>标准气体的应用： 标准气体应用于气体产品质量控制� 仪器仪表的检定与校准� 大气环境池�/p><p><span>染监测� 医疗卫生及临床化验� 建筑家居环境监测等� 在大型乙烯厂� 合成氨厂等化工工厁�/p><p><span>装置开车， 停车和正常生产过程中需要几十种纯气和几百种多组分标准气体， 用来校准� 宙�/p><p><span>标生产过程中使用的在线分析仪器和分析原料及产品质量的仪器。标准气体还广泛用于环境</p><p><span>监测� 有毒的有机物测量� 汽车排放气测试， 天然� <span>BTU <span>测量� 液化石油气校正标准， 趄�/p><p><span>临界流体工艺等、�/p><p><span>订货须知� 订货请提供标准气体组分及各组分浓度， 平衡气种类， 钢瓶大小� 减压器出口压</p><p><span>力， 减压器出口类型、�/p><p><span>产品包装<span>: 4L <span>铝合金钢瓶， <span>8 <span>升铝合金钢瓶� <span>40 <span>升碳钢瓶</p><p><span>包装压力� 一般情况下 <span>9.81MPa<span>� 高浓度时请咨询、�/p><p><span>钢瓶阀门： 不锈钢或铜镀络瓶头阀� 出口螺纹� <span>W21.8-14R</p><p><span>标准气体减压器： 不锈钢减压器� 出口可以� <span>1/4"<span>� <span>3/8"<span>卡套� <span>M16-15 <span>等， 慎用铜质减压</p><p><span>�?/span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span><span>标准气体浓度单位� <span>ppm<span>� <span>mol/mol<span>� <span>mg/mol<span>� <span>mol/L<span>� <span>mg/L <span>等， � <span>50ppm <span>二氧化硫� 氮气</p><p><span>平衡氓�/p><p><span>包装说明<span>: 8 <span>升铝合金钢瓶� <span>40 <span>升碳钢瓶</p><p><span>标准气体订购须知</p><p><span>一� 关于如何订货</p><p><span>需电话联系我们销售人员， 标准气体组分及各组分浓度� 平衡气种类， 钢瓶大小� 减压�?/p><p><span>出口压力� 减压器出口类型等� 谢谢、�/p><p><span>二： 买前我们</p><p><span>请广大客户在下单购买我公司任何产品前� 能先联系我们公司� 询问需购买的商品情况�?/p><p><span>运输等一些情况， 这样才能让您准确的获知商品的情况� 也才能减少与避免不必要的误会、�/p><p><span>三： 关于价格问题</p><p><span>商品的价格问题会根据您订购气体的数量� 浓度� 钢瓶是否租借， 产品是否开票以及运输各</p><p><span>方面而有所差异� 需电话联系协商价格 <span>Terahertzlabs <span>遵守量大从优的原则、�/p><p><span>四： 关于发货</p><p><span>我们会在下单付款�?*时间为您配货<span>.<span>我司将为您找离您公司*近的物流公司� 进行发送、�/span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></p><p><span><span><span><span><span><span><span><span><span><span><span><span><span><span><span><span><span><span><span><span><span><span><span><span><span><span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></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="276423" /> <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" 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