汽油含氧量、苯、甲苯、甲缩醛专用色谱�?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><span> 在车用汽油中加入醚类、醇类、含氧化合物以及甲缩醛，可以提高辛烷值及降低挥发性，所加含氧化合物的类型和浓度都有规定，并应加以调整，以便达到商品汽油的质量要求。驱动性、蒸气压、相分离，汽车尾气排放和挥发性汽车排放物都与燃料的含氧化合物有一定的关系、�/span></p><p><span><strong> 甲缩醚�/strong>的添加，会与叔丁醇重合，测定得出含氧量偏低，干扰厞�strong>车用汽油含氧化合物及含氧野�/strong>的测定，可能导致汽油发动机故障等问题。苯和甲苯的含量对于汽油质量也非常重要、�/span></p><p><strong><span>一.<strong>汽油含氧量、苯、甲苯、甲缩醛专用色谱�?/strong>依据标准</span></strong></p><p><span>GB 17930 《车用汽油《�/span></p><p><span>明确规定：车用汽油中不得人为加入甲缩醛、苯胺类、卤素以及含磷、含硅等化合物、�/span></p><p><span> GB 18351 《车用乙醇汽油（E10）《�/span></p><p><span> GB/T 22030 《车用乙醇汽油调和油《�/span></p><p><span> GB/T 23799 《车用甲醇汽油（M85）《�/span></p><p><span> SH/T 0663 《汽油中醇类和醚类含量测定《�/span></p><p><span> SH/T 0693 《汽油中芳烃含量测定《�/span></p><p><span> SH/T 0713 《车用汽油和航空汽油中苯和甲苯含量测定法(气相色谱�?《�/span></p><p><span> SH/T 0741 《汽油中烃族组成测定法《�/span></p><p><strong><span>二、测定组分和样品组成范围９�/span></strong></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td>组分同�/td><td>GB17930- 2013《车用汽油《�/td><td> 方法测定范围</td></tr><tr><td>甲醇</td><td><0.3%</td><td>0.01%-30%</td></tr><tr><td>含氧有机�?sup>a</sup></td><td><2.7%</td><td>0.01%-30%</td></tr><tr><td>�?/td><td><1%</td><td>0.01%-50%</td></tr><tr><td>芳烃</td><td><40%</td><td></td></tr><tr><td>烯烃</td><td><28% 车用汽油(�? <30%车用汽油(�?</td><td></td></tr></tbody></table><p><span>注：以上检测对象为90�?3�?7号汽油（按研究辛烷值分（�/span></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td>组分同�/td><td>GB18351-2013《车用乙醇汽油（E10）《�/td><td>方法测定范围</td></tr><tr><td>乙醇</td><td>10.0%��2.0%</td><td>0.01%-30%</td></tr><tr><td>其他含氧有机�?sup>a</sup></td><td><0.5%</td><td>0.01%-30%</td></tr><tr><td>�?/td><td><1%</td><td>0.01%-30%</td></tr><tr><td>甲苯</td><td>--</td><td>0.01%-30%</td></tr><tr><td>芳烃</td><td><40%</td><td></td></tr><tr><td>烯烃</td><td><28% </td><td></td></tr></tbody></table><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td><p>组分同�/p></td><td>GB/T 23799-2009《车用甲醇汽油（M85）《�/td><td>方法测定范围</td></tr><tr><td>甲醇+多碳醆�/td><td>84%~86%</td><td>70%-95%</td></tr><tr><td>多碳醆�/td><td><2%</td><td>0.01%-30%</td></tr></tbody></table><p><strong><span>配置简介：</span></strong></p><p><span>系统配置</span></p><p><span>GC-9560色谱�?/span></p><p><span>六通阀进样系统</span></p><p><span>十通阀进样系统</span></p><p><span>预切柰�/span></p><p><span>分析柰�/span></p><p><span>Y-600车用油专用色谱工作站</span></p><p><span>标准气体</span></p><p><span>气源：氮气，高纯氢气，干燥空氓�/span></p><p><span>选配仵�/span></p><p><span>氢气发生�?/span></p><p><span>低噪声空气泵</span></p><p><span>电脑</span></p><p><span>打印朹�/span></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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