高锰酸盐指数分析�?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>高锰酸盐指数分析�?/strong></font>AVVOR 9000-CODmn</p><p> 生产厂商：加拿大AVVOR　</p><p> 测定方法：高锰酸盐氧化还原法，国家标准：GB11892-89、HJ/T100-2003</p><p><font>产品特点</font></p><p> 试剂和水样均采用隔离式微量泵进样，计量精度高，重复性好。为保证泵的计量精度，泵在运转前需预热2分钟，因此启动测量后�?分钟为泵的预热时间、�/p><p> 滴定终点判定采用动态算法，ORP电极长期使用不需校准，更换电极也不需要校准、�/p><p> 流程结构简单，维护方便、�/p><p> 独有的增强校准技术、和仪器工作参数自动调整技术、�/p><p><font>工作原理</font></p><p> 样品中加入定量的硫酸和重铬酸钾标准溶液，加热�?7℃左右，恒温30分钟，高锰酸钾将样品中的某些有机物和无机还原性物质氧化，反应后加入定量的草酸钠标准溶液还原剩余的高锰酸钾（草酸钠过量），再用高锰酸钾标准溶液回滴过量的草酸钠。通过计算得到样品中高锰酸盐指数。AVVOR 9000-CODmn<strong>高锰酸盐指数分析�?/strong>是在实验室测量方法的基础上实现智能化操作，用计量泵代替移液管、滴定管等实验室器具完成进样、转移试剂等功能，另一方面通过ORP测定替代肉眼判断终点。仪器通过ORP电位监测整个滴定过程，由于滴定终点时存在ORP电位突变（与颜色突变同步出现），因此ORP输出曲线图上将反映出电压突变，从而可以确定滴定终点、�/p><p> AVVOR 9000-CODmn<strong>高锰酸盐指数分析�?/strong>适用于高锰酸盐指数在0.5-20mg/l氯离子浓度低�?00 mg/l的饮用水和地表水。高锰酸盐指数法不适用于污染源废水的COD测定、�/p><p><font>技术参数：</font></p><p> 测量方法：高锰酸钾高温消解，氧化还原电位滴定法（GB11892-1989、HJ/T100-2003（�/p><p> 测试量程�?�?0 mg/L�?�?0/0�?00 mg/L（可选）</p><p> *低检出限�?.05 mg/L</p><p> 分辨率： 0.01mg/L</p><p> 准确度： �?#177;3%</p><p> 更多<strong><strong>高锰酸盐指数分析�?/strong></strong>的技术参数详情，欢迎来电沟通！隆力德为您提�?*价格优势的高锰酸盐指数水质自动分析仪</p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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