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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> 碳酸盐沉积物记录了地球的口�/span>气候信�?/span>＋�/span>所含的碲�/span>和氧皃�/span>同位素比率揭示了碳酸盏�/span>形成时期皃�/span>气倘�/span>环境咋�/span>碳循�?/span>信息、�/span>以前对碳酸盐中碳氧同位素皃�/span>测定只能使用昂贵皃�/span>质谱仪，且需要严栻�/span>的专业人员来操作咋�/span>维护，后期投�?/span>较高、�/span>本款碳酸盐碳�?/span>同位素分析仪极大的简化了碳酸盏�/span>碲�/span>�?/span>同位紟�/span>的测宙�/span>，无需专业人员操作＋�/span>乞�/span>无需昂贵的耗材＋�/span>佅�/span>性能媲美IRMS。本欽�/span>碳酸盐碳�?/span>同位素分析仪基于第五仢�/span>光腔衰荡光谱技�?/span>测量样品氓�/span>�?/span>CO2浓度叉�/span>其同位素比率＋�/span>精度完全满足碳酸盐研究的需求、�/span>技术原琅�/span>第五仢�/span>光腔衰荡光谱技�?/span>主要特点l 测量腔室体积９�span>30mLl ��18O-CO2精度；�/span>0.098‰；��13C-CO2精度；�/span>0.049�?/span>l 具有IRMS无法比拟皃�/span>小额前期投入咋�/span>运行费用l 架设简協�/span>，操佛�/span>方便 l 极高的可靠性和更长皃�/span>无故際�/span>运行时间性能指标<table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td colspan="2">性能指标</td></tr><tr><td>确保精度@ 10000ppm(1%) <a>CO2� N2作为载气(<a>1���?0min.)</td><td>��18O-CO2< 0.098 �?/span>��13C-CO2< 0.049�?/span></td></tr><tr><td>确保**漂移@STP�?0000ppm CO2� N2作为载气(24 hrs�?�?/span>倻�/span>�? hr.平均)</td><td>��18O-CO2<1.0 �?/span>��13C-CO2< 0.5 �?/span></td></tr><tr><td>CO2动态量稊�/span></td><td>确保范围９�/span>1-5% (10000-50000 ppm)操作范围９�/span>0.4-10%(2000-100000 ppm)1 mg纯CaCO3酸化名�/span>产品的气体稀釉�/span>�?/span>20ml N2�?/span>能产甞�/span>1.1% 皃�/span>CO2浓度</td></tr><tr><td>浓度依赖�?/span></td><td>��18O-CO2�?#948;13C-CO2：确俜�/span><�� 0.10 � (% CO2)</td></tr><tr><td>环境温度依赖�?/span></td><td>��18O-CO2９�/span>确保< ��0.1 �?℃，典型< ��0.05 �?ℂ�/span>��13C-CO2９�/span>确保< ��0.06 �?℃，典型< ��0.025 �?ℂ�/span></td></tr><tr><td>测量间隔</td><td>~2 s</td></tr><tr><td>响应时间�?0-90%/90-10%（�/span></td><td>典型 ~30 s</td></tr><tr><td>注意事项</td><td>分析�?/span>不测野�/span>H2O，CH4或耄�/span>其它分子、�/span>而其宂�/span>分子的存�?/span>伙�/span>导致测试结果不准确、�/span>系统载气必须是高纯N2，其他载氓�/span>如氩气，氦气或者空气会导致测试结果不准�?/span>。请与我�?/span>联系讨论具体的实验条仵�/span>咋�/span>方法＋�/span>以连接已有的或新皃�/span>样品前处理系统、�/span></td></tr></tbody></table><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td>取样温度</td><td>-10 ~ 50��C</td><td>温度控制精度</td><td>��0.005ℂ�/span></td></tr><tr><td>取样压力</td><td>300-1000Torr＇�/span>40-133kPa（�/span></td><td>压力控制精度</td><td>��0.0002atm</td></tr><tr><td>取样流逞�/span></td><td>�?0 sccm@760Torr� 典型~50 sccm</td><td>栶�/span>气湿�?/span></td><td>样品必须干燥</td></tr><tr><td>抗震测试</td><td>MIL-DTD 810F 抗冲出�/span>和抗震检浊�/span></td><td>环境湿度</td><td>�?9 % RH，无需冷凝</td></tr><tr><td>数据输出</td><td>RS232，USB＋�/span>模拟输出，网叢�/span></td><td>里�/span>野�/span></td><td>26Kg（包括外置泵（�/span></td></tr><tr><td>酌�/span>仵�/span></td><td>外置泵、键盘、鼠标、LCD显示器（可选）</td><td>环境温度范围</td><td>10-35℃（操作）�?0-50℃（存储（�/span></td></tr><tr><td>�?/span>夳�/span></td><td>1/4接头套管</td><td>安装</td><td>台式或经典的框架安装</td></tr><tr><td>� 耖�/span></td><td>100-240 VAC，启动时�?50W；稳定后：分析仪125 W，泵35 W </td><td>� 寷�/span></td><td>分析仪：42x18x 45cm：�/span>外置泵：20 x 10x30 cm</td></tr></tbody></table> </div>  <div class="cxd"> <div class="cxd_tit">创新炸�/div> 暂无数据� </div>  <div class="xgfa"> <div class="xgfa_tit"> <div> 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"}); 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