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target=_self><span style=''>聚合硫酸鐵和四川成都除磷劑是一種東西嗎？除磷原理是什么</span></a> </h4> <p class="des font-weight-300">除磷是通過(guò)化學(xué)沉析過(guò)程完成的化學(xué)沉析是指通過(guò)向污水中投加藥劑，其與污水中溶解性的鹽類(lèi)，如磷酸鹽混合后，形成顆粒狀、非溶解性的物質(zhì)。除磷劑的種類(lèi)根據其藥劑的混凝過(guò)種與除磷的效果的差異，分為同種不同的種類(lèi)。鐵鹽除磷劑：指鐵系化合物藥劑，以聚合硫酸鐵、三氯化鐵及硫酸亞鐵為代表的主要除磷劑，目前市場(chǎng)上興新起的一種除磷劑，其效果要優(yōu)于其它各類(lèi)的藥劑，其中高分子聚合硫酸鐵對污水中的非溶解性磷的去除率可達到</p> <p class="info font-weight-300"> <span>2024-06-24</span> <span>admin</span> <span><i class="icon wb-eye m-r-5 font-weight-300" aria-hidden="true"></i>32</span> </p> </li>  <li id="nvnnltz" class='border-bottom1'> <h4> <a href="../news/shownews.php?id=45" title="片堿四川成都氫氧化鈉NaOH為什么是危險品？遇到危險應該怎么處置" target=_self><span style=''>片堿四川成都氫氧化鈉NaOH為什么是危險品？遇到危險應該怎么處置</span></a> </h4> <p class="des font-weight-300">片堿氫氧化鈉NaOH，白色透明片狀固體。片堿是基本化工原料，廣泛用于造紙、合成洗滌及肥皂、粘膠纖維、人造絲及綿織品等輕紡工業(yè)方面，農藥、染料、橡膠和化學(xué)工業(yè)方面、石油鉆探，精煉石油油脂和提煉焦油的石油工業(yè)，以及國防工業(yè)、機械工業(yè)、木材加工、治金工業(yè)，醫藥工業(yè)及城市建設等方面。還用于刮造(化學(xué)品、紙張、肥皂和法滌劑、人造絲和玻璃躍，加工鋁礬士制氧化鋁，還用于紡織品的絲光處，水處理等。片堿屬于危險化學(xué)</p> <p class="info font-weight-300"> <span>2024-06-14</span> <span>admin</span> <span><i class="icon wb-eye m-r-5 font-weight-300" aria-hidden="true"></i>35</span> </p> </li>  <li id="9frlfpb" class='border-bottom1'> <h4> <a href="../news/shownews.php?id=44" title="什么是聚丙烯酰胺的水解度，離子度對絮凝有什么影響" target=_self><span style=''>什么是聚丙烯酰胺的水解度，離子度對絮凝有什么影響</span></a> </h4> <p class="des font-weight-300">PAM的離子度對它的使用效果有很大影響，但它的適宜數值需視所處理的物料的種類(lèi)和性質(zhì)而定，不同情況下會(huì )有不同的最佳值。如果所處理的物料的離子強度較高(含無(wú)機物較多)，所用PAM的離子度宜較高，反之則應較低。通常，陰離子度被稱(chēng)為水解度。而離子度一般特指陽(yáng)離子。水解過(guò)程中有氨氣放出。PAM中酰胺基團水解的比例就稱(chēng)為PAM的水解度，它即是陰離子度。這種PAM的使用不方便，且性能較差(加熱水解必使PAM分子</p> <p class="info font-weight-300"> <span>2024-06-06</span> <span>admin</span> <span><i class="icon wb-eye m-r-5 font-weight-300" aria-hidden="true"></i>36</span> </p> </li>  <li id="3lbthzp" class='border-bottom1'> <h4> <a href="../news/shownews.php?id=43" title="聚合氯化鋁PAC得水溶液是酸性還是堿性的？它是怎么生產(chǎn)出來(lái)的？" target=_self><span style=''>聚合氯化鋁PAC得水溶液是酸性還是堿性的？它是怎么生產(chǎn)出來(lái)的？</span></a> </h4> <p class="des font-weight-300">從聚合氯化鋁溶液的pH值來(lái)看，它通常呈現酸性或中性。具體的pH值取決于聚合氯化鋁的制備方法和濃度。一般而言，聚合氯化鋁溶液的pH值在2.0至4.5之間。這是由于聚合氯化鋁在制備過(guò)程中產(chǎn)生了一定量的氯化鋁酸（AlCl3），從而使溶液呈酸性或呈弱酸性。然而，需要注意的是，聚合氯化鋁的酸性主要體現在其溶液中的Al3+離子的水解反應。當聚合氯化鋁加入水中時(shí)，其分解為Al3+離子和Cl-離子。Al3+離子在</p> <p class="info font-weight-300"> <span>2024-04-25</span> <span>admin</span> <span><i class="icon wb-eye m-r-5 font-weight-300" aria-hidden="true"></i>55</span> </p> </li>  <li id="njvbn9x" class='border-bottom1'> <h4> <a href="../news/shownews.php?id=42" title="含氯消毒劑有哪些？工業(yè)水處理消毒劑種類(lèi)" target=_self><span style=''>含氯消毒劑有哪些？工業(yè)水處理消毒劑種類(lèi)</span></a> </h4> <p class="des font-weight-300">含氯消毒劑是指溶于水產(chǎn)生具有殺微生物活性的次氯酸的消毒劑，其殺微生物有效成分常以有效氯表示。這類(lèi)消毒劑包括無(wú)機氯化合物（如次氯酸鈉，工業(yè)制備的含有效氯10%(W/W)、漂白粉：含有效氯25%（W/W）、漂白粉精：含有效氯80%（W/W）、氯化磷酸三鈉，含有效氯2.6%（W/W）和有機氯化合物（二氯異氰尿酸鈉，含有效氯60%（W/W）、三氯異氰尿酸，含有效氯85%～90%（W/W）。無(wú)機氯性質(zhì)不穩定</p> <p class="info font-weight-300"> <span>2024-04-18</span> <span>admin</span> <span><i class="icon wb-eye m-r-5 font-weight-300" aria-hidden="true"></i>32</span> </p> </li>  <li id="tzhvzjj" class='border-bottom1'> <h4> <a href="../news/shownews.php?id=41" title="聚丙烯酰胺PAM理化性能詳解" target=_self><span style=''>聚丙烯酰胺PAM理化性能詳解</span></a> </h4> <p class="des font-weight-300">聚丙烯酰胺對熱比較穩定，它的固體在220～230℃才軟化，它的水溶液在110℃以后才明顯發(fā)生降解。聚丙烯酰胺不溶于苯、甲苯、二甲苯、汽油、煤油、柴油，但溶于水。聚丙烯酰胺與堿反應，產(chǎn)生部分水解聚丙烯酰胺，在強酸性(pH≤2.5)下產(chǎn)生亞胺化反應，減少它在水中溶解度。能為醛(如甲醛)及高價(jià)金屬(如鋁、鉻、鋯等)的多核羥橋絡(luò )離子所交聯(lián)，并易為機械和(或)氧的作用所降解。在采油中，主要用作驅油劑、堵水劑</p> <p class="info font-weight-300"> <span>2024-04-11</span> <span>admin</span> <span><i class="icon wb-eye m-r-5 font-weight-300" 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