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src="https://tyunfile.71360.com/UploadFile/czyyjx1/637413761613456835/900179.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="p7jvszg" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>湖南在線水質(zhì)檢測(cè)儀供應(yīng),水質(zhì)檢測(cè)儀</p><p><span>***更新：</span>2021-01-31 00:33:23</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="oiph8wp" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">宜興市超眾漁業(yè)機(jī)械有限公司</a></p><p><span>聯(lián)系人：</span>顔文超</p><p><span>郵箱: </span>1600984584@QQ.COM</p><p><span>電話: </span>13357920006</p><p><span>傳真: </span>0510_</p><p><span>網(wǎng)址: </span>http://yxczyy.com</p><p><span>手機(jī): </span>0510-87285153</p><p><span>地址: </span>新建鎮(zhèn)閘北村淀2組</p><p>[當(dāng)前離線] 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style="text-indent:25px">電導(dǎo)率檢測(cè)標(biāo)準(zhǔn)溶液的制備：1.1mol/L氯化鉀標(biāo)準(zhǔn)溶液:準(zhǔn)確稱取在105℃干燥2h的優(yōu)級(jí)純氯化鉀(或基準(zhǔn)試劑)74.5515g,用新制備的二級(jí)試劑水(20±2℃)溶解后移入1000mL容量瓶中,并稀釋至相應(yīng)刻度,混合均勻。2.0.1mol/L氯化鉀標(biāo)準(zhǔn)溶液:準(zhǔn)確稱取在105℃干燥2h的優(yōu)級(jí)純氯化鉀(或基準(zhǔn)試劑)7.4552g,用新制備的二級(jí)試劑水(20±2℃)溶解后移入1000mL容量瓶中,并稀釋至相應(yīng)刻度,混合均勻。3.0.01mol/L氯化鉀標(biāo)準(zhǔn)溶液:準(zhǔn)確稱取在105℃干燥2h的優(yōu)級(jí)純氯化鉀(或基準(zhǔn)試劑)0.7455g,用新制備的二級(jí)試劑水(20±2℃)溶解后移人1000mL容量瓶中,并稀釋至相應(yīng)刻度，湖南在線水質(zhì)檢測(cè)儀供應(yīng),混合均勻。4.0.001mol/L氯化鉀標(biāo)準(zhǔn)溶液:于使用前準(zhǔn)確吸取0.01mol/L氯化鉀標(biāo)準(zhǔn)溶液100mL,移人1000mL容量瓶中,用新制備的二級(jí)試劑水(20±2℃)稀釋至刻度,混勻。以上就是電導(dǎo)率標(biāo)準(zhǔn)溶液的制備方法，湖南在線水質(zhì)檢測(cè)儀供應(yīng),標(biāo)準(zhǔn)溶液需要在聚乙烯塑料瓶或硬質(zhì)玻璃瓶中密封保存。水質(zhì)檢測(cè)儀全中文顯示界面，湖南在線水質(zhì)檢測(cè)儀供應(yīng)，操作簡單，方便。湖南在線水質(zhì)檢測(cè)儀供應(yīng)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖南在線水質(zhì)檢測(cè)儀供應(yīng),水質(zhì)檢測(cè)儀" src="https://tyunfile.71360.com/UploadFile/czyyjx1/637413761613456835/900179.png"></div><p style="text-indent:25px">色度水質(zhì)樣品常用的雜質(zhì)去除方法：1.混凝處理，當(dāng)水中色度雜質(zhì)主要為懸浮狀和膠體狀有機(jī)物時(shí),經(jīng)過混凝、澄清和過濾處理后一般可除去約75%~90%?；炷齽┘瓤捎昧蛩徜X,也可用堿式氯化鋁,并適當(dāng)使用有機(jī)高分子絮凝劑2.氯化處理，當(dāng)水中有機(jī)物含量較大時(shí),經(jīng)過加氯處理后,“色度”去除率約80%。氯化處理時(shí),剩余氯應(yīng)大于0.5mg/L,加氯處理在低pH值下進(jìn)行的較快,因此氯化應(yīng)放在混凝處理前,氯化后剩余的色度(主要為有機(jī)物)可以在混凝處理中進(jìn)一步去除。3.吸附處理，吸附處理法是利用多孔固體物質(zhì),使水中的色度雜質(zhì)被吸附在固體表面而被去除的處理方法。常用的吸附劑有粒狀活性炭、大孔吸附劑等?；钚蕴繉舆^濾,一般當(dāng)水的色度值低時(shí),粒狀活性炭層高0.6~1.5m;當(dāng)水的色度值較高時(shí),層高1.5~3.0m。大孔吸附劑是一種珠狀大孔高分子聚合物,對(duì)水中的某些特定組分能進(jìn)行吸附-解析作用，可以很好地去除水中的“色度”雜質(zhì)。湖南在線水質(zhì)檢測(cè)儀供應(yīng)水質(zhì)檢測(cè)儀微處理**技術(shù)，人性化設(shè)計(jì)，大屏幕顯示，測(cè)量流程圖文顯示，操作簡單;</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖南在線水質(zhì)檢測(cè)儀供應(yīng),水質(zhì)檢測(cè)儀" src="https://tyunfile.71360.com/UploadFile/czyyjx1/637413761627285003/8990862.png"></div><p style="text-indent:25px">近幾年我國經(jīng)濟(jì)呈現(xiàn)穩(wěn)定、快速的發(fā)展態(tài)勢(shì)，在新常態(tài)形勢(shì)下我國制造業(yè)發(fā)展迅速，但我國水質(zhì)環(huán)境不斷惡化，加上國家對(duì)環(huán)保的重視，出臺(tái)了一系列政策促進(jìn)環(huán)境保護(hù)產(chǎn)業(yè)的發(fā)展，支撐我國水質(zhì)重金屬檢測(cè)儀行業(yè)市場規(guī)模的增長。發(fā)布的《中國制造2025》，提出以促進(jìn)制造業(yè)創(chuàng)新發(fā)展為主題，以提質(zhì)增效為中心，以加快新一代信息技術(shù)與制造業(yè)深度融合為主線，以推進(jìn)智能制造為主攻方向，實(shí)現(xiàn)制造業(yè)由大變強(qiáng)的歷史跨越；提出加快制造業(yè)綠色改造升級(jí)，各方面推進(jìn)建材制造業(yè)綠色改造，大力研發(fā)綠色工藝技術(shù)裝備，加快應(yīng)用清潔高效加工工藝，實(shí)現(xiàn)綠色生產(chǎn)，加強(qiáng)綠色產(chǎn)品研發(fā)應(yīng)用，推廣輕量化、低功耗、易回收等技術(shù)工藝。</p><p style="text-indent:25px">水質(zhì)檢測(cè)儀玻璃電極的標(biāo)準(zhǔn)緩沖溶液分類：1.pH值=4.00標(biāo)準(zhǔn)緩沖溶液(20℃)：稱取在115℃±5℃烘干2~3h的pH基準(zhǔn)緩沖物質(zhì)鄰苯二甲酸氫鉀(KHCH1O)10.21g,溶于不含二氧化碳的去離子水(或蒸餾水)中,然后轉(zhuǎn)移至1000mL容量瓶,加水稀釋至刻度處,混勻,貯于塑料瓶中(也可用市售袋裝標(biāo)準(zhǔn)緩沖溶液試劑,用水溶解,按規(guī)定稀釋而成)。2.pH值=6.88標(biāo)準(zhǔn)緩沖溶液(20℃)：稱取在115℃±5℃烘干2~3h的pH基準(zhǔn)緩沖物質(zhì)磷酸二氫鉀(KH2PO4)3.40g和pH基準(zhǔn)緩沖物質(zhì)磷酸氫二鈉(Na2HPO2)3.59g(注意:稱取時(shí)速度要快),溶于去離子水,并移入1000mL容量瓶內(nèi),用水稀釋至刻度處,混勻,貯于塑料瓶中。3.pH=9.22標(biāo)準(zhǔn)緩沖溶液(20℃):稱取pH基準(zhǔn)緩沖物質(zhì)硼酸鈉(Na2BO210H1O3.81g,溶于不含二氧化碳的去離子水中,并移入1000容量瓶內(nèi),加水稀釋至刻度處,混勻,貯于塑料瓶中。水質(zhì)檢測(cè)儀的試劑如果使用或保管不當(dāng)會(huì)導(dǎo)致水質(zhì)的檢測(cè)結(jié)果出誤差,或者檢測(cè)失敗。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖南在線水質(zhì)檢測(cè)儀供應(yīng),水質(zhì)檢測(cè)儀" src="https://tyunfile.71360.com/UploadFile/czyyjx1/637413761487118901/6487936.png"></div><p style="text-indent:25px">水的pH值通常用于評(píng)價(jià)水體緩沖能力及金屬在其中溶解性和毒性，它是對(duì)天然水質(zhì)和廢水處理結(jié)果的判斷性指標(biāo)之一。在進(jìn)行水處理和污水處理時(shí)是必不可少的檢測(cè)參數(shù)。例如冬季取暖時(shí)鍋爐用水中若含重碳酸鹽堿度過高，在加熱過程中所產(chǎn)生的CO2帶有腐蝕性，就可能造成管路的腐蝕。另外工業(yè)廢水在回收和處理時(shí)如果酸堿度過大，也會(huì)給凈化處理帶來麻煩。目前水體pH值的檢測(cè)方法有很多，現(xiàn)在較常用的就是通過玻璃電極進(jìn)行檢測(cè)，這種方法操作簡單而且數(shù)據(jù)也比較準(zhǔn)確，但需要注意pH電極的標(biāo)準(zhǔn)緩沖溶液，在進(jìn)行水質(zhì)檢測(cè)時(shí)只有選擇對(duì)的標(biāo)準(zhǔn)緩沖溶液才能得到準(zhǔn)確的pH值。水質(zhì)檢測(cè)儀可依據(jù)用戶需求設(shè)置0to120分鐘自動(dòng)關(guān)機(jī);湖南在線水質(zhì)檢測(cè)儀供應(yīng)</p><p style="text-indent:25px">配好的水質(zhì)檢測(cè)儀試劑應(yīng)立即貼上標(biāo)簽,標(biāo)明名稱、濃度、配制日期,貼在試劑瓶的中上部。湖南在線水質(zhì)檢測(cè)儀供應(yīng)</p><p style="text-indent:25px">COD檢測(cè)儀測(cè)量范圍寬泛，測(cè)量指標(biāo)多樣，可根據(jù)用戶需求自由組合測(cè)量指標(biāo)；預(yù)存標(biāo)準(zhǔn)測(cè)量曲線，隨意調(diào)取測(cè)量，同時(shí)可自建測(cè)量曲線，預(yù)存多種需消解測(cè)定指標(biāo)的消解程序，一鍵式啟動(dòng)消解；自動(dòng)恒溫控制系統(tǒng),PID調(diào)節(jié)技術(shù)，消解過程同步顯示消解溫度曲線便于觀察消解過程；測(cè)定與消解系統(tǒng)分別設(shè)計(jì)，**電源控制，操作過程可分別進(jìn)行，互不影響；儀器內(nèi)置直流電源，大容量鋰電池供電，可在無市電的情況下，通過儀器自身帶的鋰電池，實(shí)現(xiàn)多批水樣加熱消解及比色測(cè)定。湖南在線水質(zhì)檢測(cè)儀供應(yīng)</p><p style="text-indent:25px">宜興市超眾漁業(yè)機(jī)械有限公司位于新建鎮(zhèn)閘北村淀2組。超眾漁業(yè)機(jī)械致力于為客戶提供良好的微濾機(jī)，蛋白分離器，水質(zhì)檢測(cè)儀，工廠化尾水處理，一切以用戶需求為中心，深受廣大客戶的歡迎。公司將不斷增強(qiáng)企業(yè)重點(diǎn)競爭力，努力學(xué)習(xí)行業(yè)知識(shí)，遵守行業(yè)規(guī)范，植根于機(jī)械及行業(yè)設(shè)備行業(yè)的發(fā)展。超眾漁業(yè)機(jī)械立足于全國市場，依托強(qiáng)大的研發(fā)實(shí)力，融合前沿的技術(shù)理念，飛快響應(yīng)客戶的變化需求。</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/3083832.html</p></div></div></div></div></div><div id="povxj7c" class="page-right twoColRt"><div id="xw8zac2" class="box01 margin10 clearfix"><h3><a 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