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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><span>工作原理<span> ( </span>重铬酸钾快速消觢�span> + </span>分光光度泔�span> )</span></p><p><span>在强酸条件下，以重铬酸钾为氧化剂，以硫酸银为催化剂，以硫酸汞为掩蔽剂（掩蔽氯离子），试样经高温高压消解后，于<span>600 nm</span>波长处测定三价铬的吸光度并换算成相应的浓度值、�/span></p><p><span>产品特点</span></p><p><span>v</span><span>采用自主**技术和专有技术设计的“高温高压密闭消解装置”，提高了“高温高压密闭消解”的<a>可靠性和“温度传感”的准确性，从而提高了有机物的消解效率（谷氨酸的消解率达到<span>100%</span>），使得实际水样测试更加准确、�/span></p><p><span>v</span><span>按照环保产品认证现行标准，进行了“环境温度稳定性”试验。未采用“环境温度补偿机制”之前的试验结果�?span>制在��<span>3.0%</span>，采用“环境温度补偿机制”之后的试验结果控制�?#177;<span>1.0%</span>＋�/span>远远满足环保产品认证现行标准要求�?#177;<span>5.0%</span>、�/span></p><p><span>v</span><span>采用自主**的“自动进样及剂量计量”技术，结合其他专有技术，使得仪器的测量稳定性得到了大幅改善、�/span></p><p><span>性能参数</span></p><p><span>测量范围９�span>0 - 200 mg/L</span><span>：�span>0 - 500 mg/L</span>：�span> 0 - 1000 mg/L</span>；其他量程可定制、�/span></p><p><span>示值误�?sup>�?span>1</span></sup>�?#177;<span>5.0%<span>（国标要求：</span>��<span>10%</span><span>（�/span></p><p><span>重复�?sup>�?span>2</sup>：≤<span>1.0%</span><span>（国标要求：</span><span>≣�span>5.0%</span><span>（�/span></p><p><span>零点漂移<sup>�?span>3</span></sup>�?#177;<span>1.0 mg/L<sup></sup><span>（国标要求：</span>��<span>5.0 mg/L</span><span>（�/span></p><p><span>量程漂移<sup>�?span>4</span></sup>�?#177;<span>5.0 mg/L</span><span>（国标要求：</span><span>��<span>10 mg/L</span><span>（�/span></p><p><span>实际水样比对试验９�span>50 mg/L</span>以下<span> � </span>��<span>3.5 mg/L<span>（国标要求：</span>��<span>5.0 mg/L</span><span>（�/span></p><p><span>50 mg/L</span><span>以上<span> � </span>��<span>4.0%</span><span>（国标要求：</span><span>��<span>10%</span><span>（�/span></p><p><span>�?span>1</span>：选择<span>0 - 200 mg/L</span>量程，相同条件下连续测量浓度值分别为<span>40 mg/L</span>�?span>80 mg/L</span>�?span>120 mg/L</span>咋�span>160 mg/L</span>的标准溶液各<span>6</span>次，分别计算<span>4</span>组平行测定值相对于各自标称值的相对平均偏差，取其中�?*者为示值误�?span>、�/span></p><p><span>�?span>2</span>：选择<span>0 - 200 mg/L</span>量程，相同条件下分别连续测量浓度值为<span>40 mg/L</span>咋�span>160 mg/L</span>的标准溶涱�span>6</span>次，分别计算<span>2</span>组平行测定值的相对标准偏差，取其中�?*者为重复�?span>、�/span></p><p><span>�?span>3</span>：选择<span>0 - 200 mg/L</span>量程，测量浓度值为<span>30 mg/L</span>的标准溶液，�?span>1</span>小时为周期，连续测量<span>24</span>次；�?刜�span>3</span>次测量值的平均值为基准值，计算随后<span>21</span>次测量值与基准值的**偏差，取其中�?*者为零点漂移、�/span></p><p><span>�?span>4</span>：选择<span>0 - 200 mg/L</span>量程，测量浓度值为<span>160 mg/L</span>的标准溶液，�?span>1</span>小时为周期，连续测量<span>24</span>次；�?刜�span>3</span>次测量值的平均值为基准值，计算随后<span>21</span>次测量值与基准值的**偏差，取其中�?*者为量程漂移、�/span></p><p><span>应用领域</span></p><p><span>主要用于工业废水、生活污水和养殖废水排放等固定汚染源水质在线监测领域、�/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="307097" /> <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" curScore="10">10刅�/span></div> </div> </div> <div class="yhpl_pftit">评论内容</div> <textarea name="Comments" id="ProComments" onfocus="checklogin();" placeholder="分享产品使用经验/采购评价（不超过500字）">