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src="/skins/170979/images/crumb_icon.png" /><p>當(dāng)前位置：<a href="/">首頁</a> > <a href="/news.html">新聞中心</a> > <span>一體化電導(dǎo)率儀電極清洗與保養(yǎng)指南</span></p> </div>   <div id="0wa00m0" class="ly_NyNewsdetail"> <h1 class="NyNewsdetail_title">一體化電導(dǎo)率儀電極清洗與保養(yǎng)指南</h1> <div id="esymqqm" class="NyNewsdetail_tips">更新時間：2025-03-06 點擊次數(shù)：92</div> <div id="eewaeqq" class="NyNewsdetail_con"> <div>　　<strong><a href="http:///SonList-1081640.html" target="_blank">一體化電導(dǎo)率儀</a></strong>電極清洗與保養(yǎng)指南。</div><div>　　</div><div>　　一、電極清洗規(guī)范‌</div><div>　　</div><div>　　‌1、日常清洗步驟‌</div><div>　　</div><div>　　‌（1）沖洗‌：每次使用后立即用蒸餾水或去離子水沖洗電極，去除殘留溶液和雜質(zhì)，浸泡并輕輕晃動持續(xù)數(shù)秒至1分鐘‌。</div><div>　　</div><div>　　（2）‌有機污染物‌：若附著油脂或有機物，使用含中性洗滌劑的溫水或酒精擦拭，避免使用硬質(zhì)工具刮擦‌。</div><div>　　</div><div>　　‌（3）無機沉淀物‌：鈣、鎂等沉淀物需用10%檸檬酸溶液浸泡10-15分鐘，再用軟刷輕刷后沖洗‌。</div><div>　　</div><div>　　‌2、特殊電極處理‌</div><div>　　</div><div>　　‌（1）鍍鉑黑電極‌：僅限化學(xué)清洗（如檸檬酸浸泡），禁止機械刷洗或硬物刮擦，以免破壞鍍層‌。</div><div>　　</div><div>　　‌（2）光亮鉑電極‌：可用軟毛刷輕柔清潔表面，但需避免產(chǎn)生劃痕‌。</div><div>　　</div><p style="text-align: center;"><img src="https://img49.chem17.com/9/20250306/638768648980042227291.jpg" alt="一體化電導(dǎo)率儀" width="800" align="middle" /></p><p> </p><div>　　‌二、電極保養(yǎng)要點‌</div><div>　　</div><div>　　1、‌存儲要求‌</div><div>　　</div><div>　　‌（1）短期存放‌：頻繁使用的鍍鉑黑電極可浸泡于蒸餾水中保持濕潤‌。</div><div>　　</div><div>　　‌（2）長期存放‌：不常用的電極需干燥保存（如密封袋+干燥劑），避免高溫和潮濕環(huán)境‌。</div><div>　　</div><div>　　‌2、維護檢查‌</div><div>　　</div><div>　?。?）‌完整性檢查‌：定期檢查電極表面是否破損或鍍層脫落，發(fā)現(xiàn)異常需及時更換‌。</div><div>　　</div><div>　?。?）‌干燥劑更換‌：每月檢查儀器干燥劑狀態(tài)，若失效立即更換以防潮氣侵蝕‌。</div><div>　　</div><div>　　‌3、校準(zhǔn)與性能驗證‌</div><div>　　</div><div>　　‌標(biāo)定頻率‌：每月至少用標(biāo)準(zhǔn)溶液校準(zhǔn)一次電極常數(shù)，誤差＞5%時需更換電極‌。</div><div>　　</div><div>　　‌三、關(guān)鍵注意事項‌</div><div>　　</div><div>　　‌1、禁用操作‌</div><div>　　</div><div>　?。?）避免使用強酸（如濃硫酸）、強堿或金屬工具清洗，以免腐蝕電極或改變常數(shù)‌。</div><div>　　</div><div>　?。?）鍍鉑黑電極不可拆卸或改變形狀，否則導(dǎo)致測量失效‌。</div><div>　　</div><div>　　2、高純水測量優(yōu)化‌</div><div>　　</div><div>　?。?）測量高純水時采用密封流動式電極，減少空氣接觸（CO?溶入會升高電導(dǎo)率值）‌。</div><div>　　</div><div>　　（2）測量前先用＜0.5µS/cm的去離子水沖洗電極2次，再用待測液潤洗‌47。</div><div>　　</div><div>　?。?）通過規(guī)范清洗流程與定期維護，可顯著延長電極壽命并確保測量精度（誤差≤±1%）‌。</div> <div id="q2imoge" 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