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#f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>安徽家庭飲用水質(zhì)檢測(cè)儀價(jià)格,水質(zhì)檢測(cè)儀</p><p><span>***更新：</span>2020-12-29 00:31:47</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="32qshd7" 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] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="7jasumt" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="uog394o" class="box"><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，安徽家庭飲用水質(zhì)檢測(cè)儀價(jià)格.21g,溶于不含二氧化碳的去離子水(或蒸餾水)中，安徽家庭飲用水質(zhì)檢測(cè)儀價(jià)格,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?jī)?nèi),用水稀釋至刻度處，安徽家庭飲用水質(zhì)檢測(cè)儀價(jià)格,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?jī)?nèi),加水稀釋至刻度處,混勻,貯于塑料瓶中。水質(zhì)檢測(cè)儀采用按鍵操作；安徽家庭飲用水質(zhì)檢測(cè)儀價(jià)格</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="安徽家庭飲用水質(zhì)檢測(cè)儀價(jià)格,水質(zhì)檢測(cè)儀" src="https://tyunfile.71360.com/UploadFile/czyyjx1/637413761582538833/7301234.png"></div><p style="text-indent:25px">檢測(cè)水質(zhì)溶解氧：地表水中溶解氧除了被通常水中硫化物、亞硝酸根、亞鐵離子等還原性物質(zhì)所消耗外，也被水中微生物的呼吸作用以及水中有機(jī)物質(zhì)被好氧微生物的氧化分解所消耗。溶解氧是地表水監(jiān)測(cè)的重要指標(biāo)，是水體是否具備自凈能力的表示。檢測(cè)水質(zhì)濁度：濁度值的高低，直觀反映的是水體的渾濁程度。渾濁程度主要是受水中的不溶性物質(zhì)引起，不溶性物質(zhì)包括懸浮于水中的泥沙、腐蝕質(zhì)、浮游藻類和膠體顆粒物等。降低濁度的同時(shí)也降低了水中的細(xì)菌、大腸菌、有害菌、隱孢子蟲、鐵、錳等。安徽家庭飲用水質(zhì)檢測(cè)儀價(jià)格水質(zhì)檢測(cè)儀試劑主要的作用就是與樣品中的某些物質(zhì)發(fā)生化學(xué)反應(yīng)，從而提高對(duì)該物質(zhì)檢測(cè)結(jié)果的精確度。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="安徽家庭飲用水質(zhì)檢測(cè)儀價(jià)格,水質(zhì)檢測(cè)儀" src="https://tyunfile.71360.com/UploadFile/czyyjx1/637413761627285003/8990862.png"></div><p style="text-indent:25px">在企事業(yè)日常排放以及環(huán)保監(jiān)察過(guò)程中，通常會(huì)比較重視對(duì)水質(zhì)常規(guī)五參數(shù)指標(biāo)的檢測(cè)。濁度是由于水中含有泥沙、黏土、有機(jī)物、無(wú)機(jī)物、浮游生物和微生物等懸浮物質(zhì)所造成的，可是光散射或吸收，濁度的超標(biāo)會(huì)引發(fā)多種疾病，嚴(yán)重影響人們的健康。電導(dǎo)率是指水體中傳到電流的能力，純水的電導(dǎo)率很小，當(dāng)水中無(wú)機(jī)酸、堿或鹽等化學(xué)物質(zhì)以及重金屬、雜質(zhì)增加時(shí)時(shí)，電導(dǎo)率會(huì)增大，因而電導(dǎo)率是反應(yīng)水質(zhì)質(zhì)量的重要指標(biāo)之一；溶解氧的飽和含量和空氣中的氧的分壓、大氣壓力、水溫有密切關(guān)系，水體受有機(jī)物、無(wú)機(jī)還原性物質(zhì)污染時(shí)溶解氧降低。當(dāng)大氣中的氧來(lái)不及補(bǔ)充時(shí)，水中溶解氧逐漸降低，以至趨近于零，此厭氧菌繁殖，水質(zhì)惡化，導(dǎo)致魚蝦死亡；</p><p 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,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,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。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。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="安徽家庭飲用水質(zhì)檢測(cè)儀價(jià)格,水質(zhì)檢測(cè)儀" src="https://tyunfile.71360.com/UploadFile/czyyjx1/637413788169296680/500958.png"></div><p style="text-indent:25px">“水質(zhì)自動(dòng)監(jiān)測(cè)項(xiàng)目分為水質(zhì)常規(guī)五參數(shù)和其它項(xiàng)目，水質(zhì)常規(guī)五參數(shù)包括溫度、pH、溶解氧（DO）、電導(dǎo)率和濁度，其它項(xiàng)目包括高錳酸鹽指數(shù)、總有機(jī)碳（TOC）、總氮（TN）、總磷（TP）及氨氮（NH3-N）?！?水質(zhì)常規(guī)五參數(shù)在我國(guó)水污染防治中發(fā)揮著重要的作用。地表水水質(zhì)中pH值的變化會(huì)影響藻類對(duì)氧氣的攝入能力及動(dòng)物對(duì)食物的攝取敏感度；電導(dǎo)率：主要是測(cè)水的導(dǎo)電性，監(jiān)測(cè)水體中總的離子濃度。包含了各種化學(xué)物質(zhì)、重金屬、雜質(zhì)等等各種導(dǎo)電性物質(zhì)總量。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。安徽家庭飲用水質(zhì)檢測(cè)儀價(jià)格</p><p style="text-indent:25px">堿類及鹽類水質(zhì)檢測(cè)儀試劑溶液不能裝在磨口試劑瓶中,應(yīng)使用膠塞或木塞。安徽家庭飲用水質(zhì)檢測(cè)儀價(jià)格</p><p style="text-indent:25px">使用電導(dǎo)率水質(zhì)檢測(cè)儀時(shí)的注意事項(xiàng)：1. 樣品水質(zhì)中的粗大懸浮物、油脂會(huì)干擾檢測(cè)結(jié)果，出現(xiàn)此類問(wèn)題可以通過(guò)過(guò)濾或萃取進(jìn)去除。2. 檢測(cè)時(shí)使用和水樣電導(dǎo)率相近的氯化鉀標(biāo)準(zhǔn)溶液測(cè)定電導(dǎo)池常數(shù)。3. 儀器的電極常數(shù)應(yīng)定期標(biāo)定，標(biāo)定時(shí)注意一定濃度KCL標(biāo)準(zhǔn)溶液的溫度及其對(duì)應(yīng)的電導(dǎo)率數(shù)值。4. 電極插頭座應(yīng)相對(duì)防止受潮，儀表應(yīng)安置于干燥環(huán)境，避免因水滴濺射或受潮引起儀表的漏電和測(cè)量誤差。5. 電導(dǎo)率的電極是精密部件，因此大家盡量不要拆解，不去改變電極的形狀和尺寸，不能用強(qiáng)酸、堿進(jìn)行清洗，以免改變電極常數(shù)影響儀器的測(cè)量準(zhǔn)確性。安徽家庭飲用水質(zhì)檢測(cè)儀價(jià)格</p><p style="text-indent:25px">宜興市超眾漁業(yè)機(jī)械有限公司主要經(jīng)營(yíng)范圍是機(jī)械及行業(yè)設(shè)備，擁有一支專業(yè)技術(shù)團(tuán)隊(duì)和良好的市場(chǎng)口碑。公司業(yè)務(wù)分為微濾機(jī)，蛋白分離器，水質(zhì)檢測(cè)儀，工廠化尾水處理等，目前不斷進(jìn)行創(chuàng)新和服務(wù)改進(jìn)，為客戶提供良好的產(chǎn)品和服務(wù)。公司從事機(jī)械及行業(yè)設(shè)備多年，有著創(chuàng)新的設(shè)計(jì)、強(qiáng)大的技術(shù)，還有一批**的專業(yè)化的隊(duì)伍，確保為客戶提供良好的產(chǎn)品及服務(wù)。在社會(huì)各界的鼎力支持下，持續(xù)創(chuàng)新，不斷鑄造***服務(wù)體驗(yàn)，為客戶成功提供堅(jiān)實(shí)有力的支持。</p></p><br /><p>文章來(lái)源地址: http://m.cdcfah.com/cp/2603923.html</p></div></div></div></div></div><div id="c338lfb" class="page-right twoColRt"><div id="xheby2c" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="fpwogkg" class="recomPic likePro"><a href="http://m.cdcfah.com/cp/814588.html"><div><img 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