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class="i_SummaryBox">【概要描述】</span></span>　　盡管可以制出濃純凈的硫酸，并且室溫下是無限穩定的(所謂的分解成恒沸物的反應發生在接近沸點的高溫之下)，但是純硫酸凝固點過高(283.4K)，所以為了方便運輸通常制成98%硫酸，故一般所說的“高濃度硫酸”指的便是濃度為98%的硫酸。另外，硫酸在不同的濃度下有不同的應用。<br/> </p>  </div>  <div class="e_box p_imgsBox borderB_default"> <div class="swiper-container gallery-top"> <div class="swiper-wrapper"> <div data-foreachitem class="swiper-slide"> <img src="/upload/s.png" lazy-src="http://img601.yun300.cn/repository/image/eeb98eb3-a2a9-4e8a-9832-61ac7d419019.jpg_{i}xaf.jpg?tenantId=253053&viewType=1" class='js_thumb' title='硫酸' alt='硫酸' /> <a class="ahref" href="javascript:;" target="_self"></a> <div class="e_box p_SummaryBox background_shade"> <div class="e_box p_textBoxs color_horizon"> <h4 class="e_title p_ImgHead color_horizon" data-ename="圖片標題">硫酸</h4> <p class="e_article p_ImgSummary color_horizon" data-ename="圖片描述">硫酸</p> </div> </div> </div> </div>  <div class="h2 background_default swiper-button-next swiper-button-white"> <i class="iconfont color_horizon"></i> </div> 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class="i_SummaryBox">【概要描述】</span></span>　　盡管可以制出濃純凈的硫酸，并且室溫下是無限穩定的(所謂的分解成恒沸物的反應發生在接近沸點的高溫之下)，但是純硫酸凝固點過高(283.4K)，所以為了方便運輸通常制成98%硫酸，故一般所說的“高濃度硫酸”指的便是濃度為98%的硫酸。另外，硫酸在不同的濃度下有不同的應用。<br/> </p> <ul class="e_box p_dataSource e_box p_dataSource borderB_default" data-ename="資訊信息"> <li><span class="i_sort">分類：</span><a href="/news/3/">行業資訊</a></li> <li><span class="i_auth">作者：</span></li> <li><span class="i_source">來源：</span></li>  <li><span class="i_pubDate">發布時間：</span>2021-10-09 10:54</li> <li><span class="i_pvs">訪問量：</span><span class="p_viewCount"></span></li> </ul>  </div>  <div class="e_title p_articlesTitle" data-ename="描述標題"> <div class="font">詳情 </div> </div> <div class="e_box p_articles" data-ename="資訊詳細描述"><p>　　盡管可以制出濃純凈的硫酸，并且室溫下是無限穩定的(所謂的分解成恒沸物的反應發生在接近沸點的高溫之下)，但是純硫酸凝固點過高(283.4K)，所以為了方便運輸通常制成98%硫酸，故一般所說的“高濃度硫酸”指的便是濃度為98%的硫酸。另外，硫酸在不同的濃度下有不同的應用。</p> </div>  <div class="e_box p_QRCode borderT_default" data-ename="打開手機查看"> <p class="e_title p_SaveText" data-ename="二維碼引導信息"><span 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"qrcodeHeight": "100", "isCheckedCustom": true, //true 檢查錯誤圖片，false不檢查 "defaultNoPicture": "/public/img/no-img.svg", //錯誤圖片時顯示的圖片 "isOpenBigCutMode": true, //大圖 true是裁剪，false是留白 "isOpenSmallCutMode": true, //縮略圖 true是裁剪，false是留白 "autoPlay": false, }, //el等參數 id: "portalResNews_detail-15820836138177262",//實例id 服務器傳 lib: ["js/portalNews/portalResNews_detail-01"], //組件js noDataFlag:"" }); </script> </div><div id="c_portalResNews_list-16337651655757944" class="c_portalResNews_list-01001"> <div> <div class="newList" data-ename="資訊整體框架">  <div class="p_news" data-ename="資訊列表容器">  <div class="list">  <div class="contentBox">  <div class="picBox"> <img src="/upload/s.png" lazy-src="http://img601.yun300.cn/repository/image/3792087a-7bf2-40ee-9a11-d156d75d0c18.jpg_{i}xaf.jpg?tenantId=253053&viewType=1" class='js_thumb pic' title=氫氧化鈉的性質 alt=氫氧化鈉的性質 /> </div>   <div class="content">  <h3 class="title"> <a class="titleLink" href="/news/10.html" target="_self">氫氧化鈉的性質</a> </h3>   <article class="sumrry">　　性質　　氫氧化鈉具有強堿性和有很強的吸濕性。易溶于水，溶解時放熱，水溶液呈堿性，有滑膩感;腐蝕性極強，對纖維、皮膚、玻璃、陶瓷等有腐蝕作用。與金屬鋁和鋅、非金屬硼和硅等反應放出氫;與氯、溴、碘等鹵素發生歧化反應;與酸類起中和作用而生成鹽和水。　　毒理資料　　氫氧化鈉屬中等毒性。其危險特性為：遇水和水蒸氣大量放熱，形成腐蝕性溶液。與酸發生中和反應并放熱。具有強腐蝕性。燃燒(分解)產物：可能產生有害的毒性煙霧。其侵入途徑為：吸入、食入。其健康危害為：有強烈刺激和腐蝕性。粉塵或煙霧刺激眼和呼吸道，腐蝕鼻中隔;皮膚和眼直接接觸可引起灼傷;誤服可造成消化道灼傷，粘膜糜爛、出血和休克。 </article>   <div class="time">2021-10-09 </div>  </div>  </div>  </div>   <div class="list">  <div class="contentBox">  <div class="picBox"> <img src="/upload/s.png" lazy-src="http://img601.yun300.cn/repository/image/7c7b388e-d3bd-42d9-a1bd-86949d78c4fb.jpg_{i}xaf.jpg?tenantId=253053&viewType=1" class='js_thumb pic' title=氫氧化鈉 alt=氫氧化鈉 /> </div>   <div class="content">  <h3 class="title"> <a class="titleLink" href="/news/9.html" target="_self">氫氧化鈉</a> </h3>   <article class="sumrry">　　氫氧化鈉(Sodium hydroxide)，無機化合物，化學式NaOH，也稱苛性鈉、燒堿、固堿、火堿、苛性蘇打。氫氧化鈉具有強堿性，腐蝕性極強，可作酸中和劑、配合掩蔽劑、沉淀劑、沉淀掩蔽劑、顯色劑、皂化劑、去皮劑、洗滌劑等，用途非常廣泛。　　工業生產氫氧化鈉的方法有苛化法和電解法兩種?？粱ò丛喜煌譃榧儔A苛化法和天然堿苛化法;電解法可分為隔膜電解法和離子交換膜法。　　工作人員應作好防護，若不慎觸及皮膚和眼睛，應立即用大量水沖洗干凈。工作環境應具有良好的通風條件。氫氧化鈉水溶液有滑膩感，溶于水時產生很高的熱量，操作時要帶防護目鏡及橡膠手套，注意不要濺到皮膚上或眼睛里。 </article>   <div class="time">2021-10-09 </div>  </div>  </div>  </div>   <div class="list">  <div class="contentBox">  <div class="picBox"> <img src="/upload/s.png" lazy-src="http://img601.yun300.cn/repository/image/eeb98eb3-a2a9-4e8a-9832-61ac7d419019.jpg_{i}xaf.jpg?tenantId=253053&viewType=1" class='js_thumb pic' title=濃度的差異 alt=濃度的差異 /> </div>   <div class="content">  <h3 class="title"> <a class="titleLink" href="/news/8.html" target="_self">濃度的差異</a> </h3>   <article class="sumrry">　　盡管可以制出濃純凈的硫酸，并且室溫下是無限穩定的(所謂的分解成恒沸物的反應發生在接近沸點的高溫之下)，但是純硫酸凝固點過高(283.4K)，所以為了方便運輸通常制成98%硫酸，故一般所說的“高濃度硫酸”指的便是濃度為98%的硫酸。另外，硫酸在不同的濃度下有不同的應用。 </article>   <div class="time">2021-10-09 </div>  </div>  </div>  </div>   <div class="list">  <div class="contentBox">  <div class="picBox"> <img src="/upload/s.png" lazy-src="http://img601.yun300.cn/repository/image/7f660bfd-2289-47f2-b448-1f8490a2f8f5.jpg_{i}xaf.jpg?tenantId=253053&viewType=1" class='js_thumb pic' title=硫酸的物理性質 alt=硫酸的物理性質 /> </div>   <div class="content">  <h3 class="title"> <a class="titleLink" href="/news/7.html" target="_self">硫酸的物理性質</a> </h3>   <article class="sumrry">　　純硫酸一般為無色油狀液體，密度1.84 g/cm3，沸點337℃，能與水以任意比例互溶，同時放出大量的熱，使水沸騰。加熱到290℃時開始釋放出三氧化硫，最終變成為98.54%的水溶液，在317℃時沸騰而成為共沸混合物。硫酸的沸點及粘度較高，是因為其分子內部的氫鍵較強的緣故。由于硫酸的介電常數較高，因此它是電解質的良好溶劑，而作為非電解質的溶劑則不太理想。硫酸的熔點是10.371℃，加水或加三氧化硫均會使凝固點下降。 </article>   <div class="time">2021-10-09 </div>  </div>  </div>  </div>  </div>   <div class="e_box e_OccupyBox-001 p_OccupyBox"> <div class="e_pagebox e_pagebox-000 p_page"> <div class="pre"> <div class="font"> <i class="iconfont"></i><span class="i_pre">上一頁</span> </div> </div> <div class="pageNum active">1</div> <div class="pageNum">2</div> <div 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