廣州反硝化菌銷售廠家誠信服務普羅生物技術供應-b2b網(wǎng)站_b2b電子商務平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="生物法1.生物法機理——生物硝化和反硝化機理在污水的生物脫氮處理過程中，首先在好氧條件下，通過好氧硝化菌的作用,將污水中的氨氮氧化為亞硝酸鹽或硝酸鹽;然后在缺氧條件下，利用反硝化菌(脫氮菌)將亞硝酸鹽和硝酸鹽還原為氮氣而從污水中逸出。因而，"><meta name="keywords" content="廣州反硝化菌銷售廠家,總氮"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" 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href="http://www.cdcfah.com/zh/"><span>展會信息</span></a></li></ul></div></nav><section class="wrap clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="nrtlsue" class="twoCol"><div id="crd2e3t" class="page-proshow clearfix"><p class="current"> 當前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應</a>?<a href="http://www.cdcfah.com/cp/first-_jxhxp/">精細化學品</a>?<a href="http://www.cdcfah.com/cp/second-jxhxp_sclhxpim/">水處理化學品</a>?<a href="http://www.cdcfah.com/cp/third-sclhxpim_xiaopaojipy/">消泡劑</a>?廣州反硝化菌銷售廠家誠信服務普羅生物技術供應</p><div id="etqsprd" class="leftbox clearfix"><h1>廣州反硝化菌銷售廠家誠信服務普羅生物技術供應</h1><div id="ynkmtax" class="proBig"><div id="ynum7xr" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shplsw/637360428926591797/4013324.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="ppryamj" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shplsw/637360428926591797/4013324.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="e3z883y" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關鍵詞：</span>廣州反硝化菌銷售廠家,總氮</p><p><span>***更新：</span>2021-01-16 01:08:41</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="a2ptfh3" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">普羅生物技術（上海）有限公司</a></p><p><span>聯(lián)系人：</span>楊明浩</p><p><span>郵箱: </span>yminghao@bhnchina.com</p><p><span>電話: </span>18221034638</p><p><span>傳真: </span>021_68917228</p><p><span>網(wǎng)址: </span>https://www.probiotic.com.cn</p><p><span>手機: </span>021-68917101</p><p><span>地址: </span>上海市浦東新區(qū)金港路211號</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="8odv2wr" class="page-proshow02"><p class="title">詳細說明</p><div id="akrjqcj" class="box"><p><p style="text-indent:25px">生物法1.生物法機理——生物硝化和反硝化機理在污水的生物脫氮處理過程中，首先在好氧條件下，通過好氧硝化菌的作用,將污水中的氨氮氧化為亞硝酸鹽或硝酸鹽;然后在缺氧條件下，利用反硝化菌(脫氮菌)將亞硝酸鹽和硝酸鹽還原為氮氣而從污水中逸出。因而，污水的生物脫氮包括硝化和反硝化兩個階段，廣州反硝化菌銷售廠家。生物脫氮工藝流程見圖1。硝化反應是將氨氮轉(zhuǎn)化為硝酸鹽的過程,包括兩個基本反應步驟:由亞硝酸菌參與的將氨氮轉(zhuǎn)化為亞硝酸鹽的反應;由硝酸菌參與的將亞硝酸鹽轉(zhuǎn)化為硝酸鹽的反應。在缺氧條件下，由于兼性脫氮菌(反硝化菌)的作用，將硝化過程中產(chǎn)生的硝酸鹽或亞硝酸鹽還原成N2的過程，稱為反硝化。反硝化過程中的電子供體是各種各樣的有機底物(碳源)。生物脫氮法可去除多種含氮化合物，總氮去除率可達70%—95%,二次污染小且比較經(jīng)濟，因此在國內(nèi)外運用較多，廣州反硝化菌銷售廠家，廣州反硝化菌銷售廠家。但缺點是占地面積大，低溫時效率低?？偟亩x是水中各種形態(tài)無機和有機氮的總量。廣州反硝化菌銷售廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣州反硝化菌銷售廠家,總氮" src="https://tyunfile.71360.com/UploadFile/shplsw/637360428926591797/4013324.png"></div><p style="text-indent:25px">倍活®反硝化菌種MicroPlex-DEN主要成分是從大自然中篩選出具有反硝化能力的反硝化菌，可直接投加至污水廠缺氧反硝化區(qū)域，使系統(tǒng)的反硝化反應快速建立，能夠提高系統(tǒng)的反硝化菌活力。使用劑量在0.1ppm-6ppm(以每日處理水量計)之間，具體用量根據(jù)亞硝酸鹽/硝酸鹽濃度，每日處理水量，停留時間等評估。普羅生物技術(上海)有限公司技術工程師會針對貴司污水處理系統(tǒng)出具產(chǎn)品使用方案。倍活®反硝化菌種MicroPlex-DEN提供的反硝化菌種協(xié)同系統(tǒng)原位的反硝化菌種增強系統(tǒng)的反硝化能力，提高系統(tǒng)在毒性，克制物或低溫的條件下運行性能。MicroPlex-DEN反硝化菌種可以在污水處理系統(tǒng)啟動期，快速建立反硝化系統(tǒng)；可以在污水處理系統(tǒng)反硝化系統(tǒng)受到?jīng)_擊時使用，快速恢復其反硝化能力；可以在污水處理系統(tǒng)日常運行時使用，增加反硝化系統(tǒng)的穩(wěn)定性及持續(xù)性。倍活®反硝化菌種MicroPlex-DEN可用于化工，食品加工，石油煉化，印染，市政等行業(yè)。天津總氮降解菌種報價有機氮是指含氮的有機化合物，主要以氨、銨等形式存在。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣州反硝化菌銷售廠家,總氮" src="https://tyunfile.71360.com/UploadFile/shplsw/637360428960136719/2747190.png"></div><p style="text-indent:25px">水質(zhì)總氮的測定所需要的化學試劑：1、堿性過硫酸鉀溶液：稱取40g 過硫酸鉀（K2S2O8）及15g 氫氧化鈉（NaOH），溶解于水中，加水稀釋至1000ml，存放于聚乙烯瓶中，可使用一周。 2、鹽酸：C(HCl)=5mol/L，優(yōu)級純。3、三氯化鈦：15% 原液，化學純。 4、無水高氯酸鎂（Mg(ClO4)2）：8～10 目顆粒。 5、硝酸鹽氮標準貯備液（1.00mg/ml）：稱取預先在105～110℃干燥2h 的優(yōu)級純硝酸鈉（NaNO3）3.034g，溶解于水，移入500ml 容量瓶中，加水稀釋至標線，搖勻。 6、硝酸鹽氮標準使用液(10.00μg/ml)：吸取硝酸鹽氮標準貯備液，用水逐級稀釋而成。</p><p style="text-indent:25px">離子交換系統(tǒng)：()混合床：?混合床系統(tǒng)用一步法來去除溶液中的離子。溶液流過陽、陰樹脂充分混合的混合床?；旌洗驳脑偕葍蓚€單生床再生要復雜一些，因為在再生前必須將兩種樹脂分開。在水力學上可利用兩種樹脂的比重差用水力反洗使其分層。雖然混合床的化學效率較高，但它需要大量的清洗水。這對節(jié)約用水不利，另外將交換離子作為回收產(chǎn)品收集時，回收液稀，其濃縮費用也很高。?(2)移動床?：移動床系統(tǒng)通過二階段過程來去除溶液中的離子。在這兩個過程中，雖然實際上工作流體處理的水是間歇的，而它的效果卻是連續(xù)的。首先溶液和陽樹脂逆向流動，陽樹脂脈動通過容器，新鮮樹脂從一端補充，用過的樹脂從另一端排出，在此過程中完成離子交換和樹脂再生。然后溶液游向流過一個與上面相似的陰樹脂移動床來完成陰離子的交換。如果有機氮穩(wěn)定導致超標的話，需要預處理強化破壞有機結構，或者深度處理去除有機氮。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣州反硝化菌銷售廠家,總氮" src="https://tyunfile.71360.com/UploadFile/shplsw/637360428846591797/9359922.png"></div><p style="text-indent:25px">污水中的BOD、氨氮、總氮概念:1、BOD：即生化需氧量，水中有機污染物被好氧微生物分解時所需的氧量稱為生化需氧量（mg/L）。一般用20℃時，五天生化需氧量(BOD5）表示。如果污水成分相對穩(wěn)定，則一般說,COD> BOD5。一般BOD5/COD大于0.3，認為適宜采用生化處理。3、氨氮：指水中以游離氨（NH3）和銨離子（NH4+）形式存在的氮。動物性有機物的含氮量一般較植物性有機物為高。同時，人畜糞便中含氮有機物很不穩(wěn)定，容易分解成氨。因此，水中氨氮含量增高時指以氨或銨離子形式存在的化合氮。4、總氮：簡稱為TN，指污水中含氮化合物分為有機氮、氨氮、亞硝酸鹽氮、硝酸鹽氮，四種含氮化合物總量稱為總氮（TN）?？偟∟O3-、NO2-和NH4+等無機氮和蛋白質(zhì)、氨基酸和有機胺等有機氮。廣州反硝化菌銷售廠家</p><p style="text-indent:25px">總氮含量的測定有助于評價水體被污染和自凈狀況。廣州反硝化菌銷售廠家</p><p style="text-indent:25px">檢出限0.050mg/L，測定下限0.200mg/L，測定上限100mg/L?？偟獮?硝酸鹽氮、亞硝酸鹽氮、氨氮與有機氮的總稱，是反映水體富營養(yǎng)化的主要指標。據(jù)了解，《雜環(huán)類農(nóng)藥工業(yè)水污染物排放標準》規(guī)定，在環(huán)境承載能力開始減弱，或環(huán)境容量較小、生態(tài)環(huán)境脆弱，容易發(fā)生嚴重環(huán)境污染問題而需要采取特別保護措施的地區(qū)，現(xiàn)有企業(yè)和新建企業(yè)要執(zhí)行總氮特別排放限值30mg/L。新修訂的《合成氨工業(yè)水污染物排放標準》征求意見稿中，對總氮排放的要求是，現(xiàn)有企業(yè)自2009年1月1日起至2010年6月30日執(zhí)行50mg/L的限值，自2010年7月1日起執(zhí)行30mg/L的限值。新建企業(yè)自2008年7月1日起就要執(zhí)行30mg/L的限值，而特殊地區(qū)的企業(yè)要執(zhí)行20mg/L的限值。廣州反硝化菌銷售廠家</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2862471.html</p></div></div></div></div></div><div id="ajwt8ls" class="page-right twoColRt"><div id="7wikrta" 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