COD、总氮总磷、氨氮多功能水质分析�?参数-价格-中国粉体罐�/title>

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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"> <div><span>?</span></div><p align="center"><strong><span>COD</span></strong><strong><span>、总氮 总磷、氨氮多功能水质分析�?span><?xml:namespace prefix="o" ns="urn:schemas-microsoft-com:office:office"><o:p></o:p></?xml:namespace></span></strong></p><p><strong><span>一�?span>ET-1151M</span></strong><strong><span> COD</span></strong><strong><span>、总氮 总磷、氨� 多功能水质分析仪总体介绍９�span><o:p></o:p></span></strong></p><p><span>ET<?xml:namespace prefix="st1" ns="urn:schemas-microsoft-com:office:smarttags"><st1:chmetcnv>1151M</st1:chmetcnv></?xml:namespace></span><span>化学需氧量<span>(COD)</span>测定仪是一种由微处理器控制�?span>LED</span>光源滤光测定仪，适用于实验室或者现场的化学需氧量<span>(COD)</span>、总氮<span>(TN)</span>、总磷<span>(TP) </span>、氨氮、氟的测试过程。该仪器可以直接调用程序内部曲线<span>＋�/span>也允许用户储存自建的标准曲线。内�?span>COD</span>（化学需氧量）�?span>TN</span>（总氮）�?span>TP</span>（总磷）、氨氮、氟５种测试程序及六种测试曲线、�span><o:p></o:p></span></p><p><strong><span>二、总体参数９�span><o:p></o:p></span></strong></p><p><span>1</span><span>�?/span><span>电源９�span>220V</span>＋�span>50Hz<o:p></o:p></span></p><p><span>2</span><span>、环境温度：<span> 5</span>–�span> 50 </span>�?span><o:p></o:p></span></p><p><span>3</span><span>、相对湿度：<span> 20% </span>–�span> 85%</span><span><o:p></o:p></span></p><p><span>4</span><span>�?/span><span>可见分光光度计技术要求：<span><o:p></o:p></span></p><p><span>5</span><span>、波长范図�span>: 420nm� 610nm<o:p></o:p></span></p><p><span>6</span><span>、波长精�?span>: </span>��<span>2nm<o:p></o:p></span></p><p><span>7</span><span>、光 � �?span>: </span>发光二极管（<span>LED</span>（�span><o:p></o:p></span></p><p><span>8</span><span>、示值误�?span>: </span>��<span>8%</span>以内<span><o:p></o:p></span></p><p><span>9</span><span>、重 � �?span>: RSD</span>≣�span>3%<o:p></o:p></span></p><p><span>10</span><span>、稳 � �?span>: 20min</span>内吸光度值变化小亍�span>0.005A<o:p></o:p></span></p><p><span>11</span><span>、读数形弎�span>: </span>吸光�?span>＋�/span>透过玆�span>＋�/span>浓度</span><span><o:p></o:p></span></p><p><span>12</span><span>�?/span><span>自动选择测试波长</span><strong><span><o:p></o:p></span></strong></p><p><strong><span>三、详细技术参数：<span><o:p></o:p></span></strong></p><p><span>波长<span>610nm </span>氨氮测量范围９�span>0.10-3.00mg/L </span>精度９�span>0.01mg/L;<o:p></o:p></span></p><p><span>波长<span>610nm </span>氨氮测量范围９�span>2.0-60.0mg/L精度９�span>0. 1mg/L;<o:p></o:p></span></p><p><span>波长<span>420nm COD </span>测量范围９�span>15</span>｝�span>150mg/L </span>精度� <span>1 mg/L</span>；普這�span>2</span>小时方法<span><o:p></o:p></span></p><p><span>波长<span>610nm COD </span>测量范围９�span>100</span>｝�span>1500mg/L</span>精度９�span>1 mg/L</span>；普這�span>2</span>小时方法<span><o:p></o:p></span></p><p><span>波长<span>610nm COD </span>测量范围９�span>1000</span>｝�span>15000mg/L </span>精度９�span>10 mg/L</span>；普這�span>2</span>小时方法<span><o:p></o:p></span></p><p><span>波长<span>420nm COD </span>测量范围９�span>15</span>｝�span>150mg/L </span>精度９�span> 1 mg/L</span>；快逞�span>15</span>分钟方法试剂<span><o:p></o:p></span></p><p><span>波长<span>610nm COD </span>测量范围９�span>100</span>｝�span>1000mg/L</span>精度９�span>1 mg/L</span>；快逞�span>15</span>分钟方法<span><o:p></o:p></span></p><p><span>波长<span>420nm </span>总氮＇�span>TN</span>）测量范围：<span>0</span>｝�span>25mg/L </span>精度９�span>0.1 mg/L</span>：�span><o:p></o:p></span></p><p><span>波长<span>420nm </span>总氮＇�span>TN</span>）测量范围：<span>5</span>｝�span>150mg/L精度９�span>0.1 mg/L</span>：�span><o:p></o:p></span></p><p><span>波长<span>610nm </span>总磷＇�span>TP</span>）测量范围：<span>0.05</span>｝�span>2mg/L </span>精度９�span>0.01 mg/L</span>：�span><o:p></o:p></span></p><p><span>波长<span>610nm </span>总磷＇�span>TP</span>）测量范围：<span>0.5</span>｝�span>10mg/L精度９�span>0.1 mg/L</span>：�span><o:p></o:p></span></p><p><span>波长<span>610nm </span>总磷＇�span>TP</span>测量范围９�span>1</span>｝�span>20mg/L精度９�span>1 mg/L<o:p></o:p></span></p><p><strong><span>COD</span></strong><strong><span>测量９�span><o:p></o:p></span></strong></p><p><span>水中有机物被氧化，将<span>Cr<sup>6</sup></span><sup>＊�/sup>还原丹�span>Cr<sup>3</sup></span><sup>＊�/sup>。在<span>610nm</span>波长处测定重铬酸钾被还原产生的三价铬<span>(Cr<sup>3+</sup>)</span>的吸� 度，<span>COD </span>值与三价�?span>(Cr<sup>3+</sup>)</span>的吸光度的增加值成正比例关系，将三价铬<span>(Cr<sup>3+</sup>)</span>的吸光度换算成试样的<span>COD </span>值；�?span>420nm</span>波长处测定重铬酸钾被还原的六价铬<span>(Cr<sup>6+</sup>)</span>的吸光度＋�span>COD </span>值与六价�?span>(Cr<sup>6+</sup>)</span>的吸光度� 减少值成正比例关系，将六价铬<span>(Cr<sup>6+</sup>)</span>的吸光度换算成试样的<span>COD </span>值、�span><o:p></o:p></span></p><p><strong><span>氨氮测量</span></strong><span>９�span><o:p></o:p></span></p><p><span>在亚硝基铁氰化钠存在下，铵与水杨酸盐和次氯酸离子反应生成蓝色化合物，此化合物与多余的黄色试剂混合，显示绿色，用光度法测量、�span><o:p></o:p></span></p><p><span>适用范围：饮用水、生活污水、和大部分工业废氳�span><o:p></o:p></span></p><p><strong><span>总氮<span>(TN)</span>测量９�span><o:p></o:p></span></strong></p><p><span>水中氮被转化为硝酸盐，在酸性条件下与变色酸生成黄色化合物，�?span>420nm</span>波长处测定黄色化合物吸光度的增加值，换算成总氮的浓度、�span><o:p></o:p></span></p><p><strong><span>总磷<span>(TP)</span>测量９�span><o:p></o:p></span></strong></p><p><span>水中磷被转化为正磷酸盐，在酸性条件下与钼酸盐生成磷钼杂多酸，再被抗坏血酸还原生成蓝色络合物，在<span>610nm</span>波长处测定蓝色络合物吸光度的增加值，换算成总磷的浓度、�span><o:p></o:p></span></p><p><strong><span>快逞�span>COD</span>测量步骤９�/span></strong><span><o:p></o:p></span></p><p><span>加入<span>2ml</span>样品→消解器（温度设�?span>165</span>度）消解<span>15min</span>，→直接调用<span>COD</span>测定� 内置曲线测量、�span><o:p></o:p></span></p><p><strong><span>普通方法测野�span>COD</span>步骤９�span><o:p></o:p></span></strong></p><p><span>加入<span>2ml</span>样品→消解器（温度设�?span>150</span>度）消解<span>2</span>小时，→直接调用<span>COD</span>测定� 内置曲线测量<span><o:p></o:p></span></p><p><strong><span>ET3150B</span></strong><strong><span>消解器：</span></strong><span><o:p></o:p></span></p><p><span>能实�?span>COD(165</span><span>ℂ�/span><span>)</span><span>、总磷、总氮<span>(105</span><span>ℂ�/span><span>)</span><span>、氨氮、氟等多种化学反应的消解功能。容量：<span>24</span>� ��<span>16</span>��<span>100mm<o:p></o:p></span></p><p><span>1</span><span>、温度精度高，温度准确度�?#177;<span>1</span><span>ℂ�/span><span><o:p></o:p></span></p><p><span>2</span><span>、工作温度：<span>0~50</span><span>ℂ�span><o:p></o:p></span></p><p><span>3</span><span>�?/span><span>消解温度<span>165</span><span>ℂ�/span><span>��<span>1</span><span>ℂ�span><o:p></o:p></span></p><p><span>4</span><span>�?/span><span>自动定时、定温。自动报警、关�?/span><span><o:p></o:p></span></p><p><span>5</span><span>�?/span><span>数据显示：液晶数字全中文显示<span><o:p></o:p></span></p><p><span>6</span><span>、能实现<span>COD</span>，总磷、总氮、氨氮，氟等多种化学反应的消解功能，同时消解<span>24</span>个样�?span><o:p></o:p></span></p><p><span>7</span><span>、稳定性：��<span>1</span><span>ℂ�/span><span><o:p></o:p></span></p><p><span>8</span><span>、试管（比色管）规格９�span>16*100mm<o:p></o:p></span></p><p><span>9</span><span>、数字显示温度、时闳�span><o:p></o:p></span></p><p><span>10</span><span>、时间设定范図�span>1~1860</span>分钟＇�span>31</span>小时（�span><o:p></o:p></span></p><p><span>11</span><span>、操作简便，安全可靠，免维护<span><o:p></o:p></span></p><p><span>12</span><span>、升温速度快：<span>10</span>分钟内可以从<span>20</span><span>ℂ�/span><span>加热�?span>165</span><span>ℂ�/span><span><o:p></o:p></span></p><p><strong><span>配套试剂９�span><o:p></o:p></span></strong></p><p><span>1</span><span>、试剂已分装，直接加入水样消解、�span><o:p></o:p></span></p><p><span>2</span><span>、消解管即是比色管，简化分析流程、�span><o:p></o:p></span></p><p><span>3</span><span>、操作高效、方便、安全、�span><o:p></o:p></span></p><p><span>4</span><span>、另有瓶装试剂，用户可自行分装、�span><o:p></o:p></span></p> 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