重慶恒諾水處理設備有限公司從事水處理事業十一年,已成為純水、超純水設備,實驗室超純水設備,工業電子級超純水設備,實驗室廢水系統,礦用超純水處理設備的(de)(de)專業生產廠家,以客戶(hu)需求為中心,致力于為客戶(hu)創造價值,提(ti)供最優質最實惠的(de)(de)水處理(li)解決方(fang)案,天分享:
水處(chu)理中什(shen)(shen)么(me)是電(dian)(dian)解質?什(shen)(shen)么(me)叫電(dian)(dian)離平衡?
電(dian)(dian)(dian)(dian)解(jie)質是(shi)(shi)在(zai)(zai)水溶(rong)液(ye)中(zhong)(zhong)能(neng)夠導(dao)電(dian)(dian)(dian)(dian)的(de)物質,非(fei)(fei)電(dian)(dian)(dian)(dian)解(jie)質則沒有這種能(neng)力(li)(li)。所(suo)有酸(suan)(suan)、堿(jian)(jian)(jian)、鹽(yan)類都是(shi)(shi)電(dian)(dian)(dian)(dian)解(jie)質;許多有機物質,如醇、醛、酮等則是(shi)(shi)非(fei)(fei)電(dian)(dian)(dian)(dian)解(jie)質。電(dian)(dian)(dian)(dian)解(jie)質在(zai)(zai)水中(zhong)(zhong)具有導(dao)電(dian)(dian)(dian)(dian)能(neng)力(li)(li)的(de)原因(yin)是(shi)(shi)由于它在(zai)(zai)水中(zhong)(zhong)發(fa)生(sheng)離(li)(li)(li)(li)解(jie)或(huo)電(dian)(dian)(dian)(dian)離(li)(li)(li)(li),生(sheng)成(cheng)(cheng)帶正(zheng)電(dian)(dian)(dian)(dian)荷的(de)陽離(li)(li)(li)(li)子(zi)和帶負電(dian)(dian)(dian)(dian)荷的(de)陰(yin)離(li)(li)(li)(li)子(zi)。在(zai)(zai)溶(rong)液(ye)中(zhong)(zhong)完全電(dian)(dian)(dian)(dian)離(li)(li)(li)(li)、全部(bu)以離(li)(li)(li)(li)子(zi)狀(zhuang)態存(cun)在(zai)(zai)的(de)電(dian)(dian)(dian)(dian)解(jie)質稱為(wei)強電(dian)(dian)(dian)(dian)解(jie)質,如強酸(suan)(suan)、強堿(jian)(jian)(jian)及(ji)強酸(suan)(suan)強堿(jian)(jian)(jian)所(suo)形成(cheng)(cheng)的(de)鹽(yan)類。只有一部(bu)分(fen)電(dian)(dian)(dian)(dian)離(li)(li)(li)(li)為(wei)離(li)(li)(li)(li)子(zi)的(de)電(dian)(dian)(dian)(dian)解(jie)質稱為(wei)弱(ruo)(ruo)電(dian)(dian)(dian)(dian)解(jie)質,如弱(ruo)(ruo)酸(suan)(suan)、弱(ruo)(ruo)堿(jian)(jian)(jian)及(ji)弱(ruo)(ruo)酸(suan)(suan)弱(ruo)(ruo)堿(jian)(jian)(jian)所(suo)形成(cheng)(cheng)的(de)鹽(yan)類。
弱電解質在水中(zhong)的電離(li)(li)(li)過程(cheng)是(shi)一種可逆(ni)過程(cheng)。已經(jing)電離(li)(li)(li)的正(zheng)負離(li)(li)(li)子又會(hui)相互碰撞,可能再結合成(cheng)分子,因而分子和離(li)(li)(li)子同時存(cun)在,最(zui)終在分子和離(li)(li)(li)子之間建立起動(dong)平衡狀態,稱為電離(li)(li)(li)平衡。
在(zai)分級電(dian)(dian)(dian)離(li)中,一級電(dian)(dian)(dian)離(li)要比(bi)二(er)級電(dian)(dian)(dian)離(li)高(gao)幾個數量級,二(er)級電(dian)(dian)(dian)離(li)又要比(bi)三級電(dian)(dian)(dian)離(li)高(gao)幾個數量級。
了解(jie)電(dian)離平衡可以了解(jie)弱電(dian)解(jie)質在(zai)水中(zhong)的平衡狀(zhuang)況。天然水中(zhong)存在(zai)碳酸(suan),循(xun)環水中(zhong)常使用(yong)磷酸(suan)鹽藥劑,它們在(zai)水中(zhong)的平衡狀(zhuang)況均會影(ying)響系統(tong)的腐蝕或(huo)結垢狀(zhuang)況。
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