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line-height:27px;"> 貴州全務環?？萍加邢薰?<br /> 聯系人：李經理<br /> 手機：18798614459<br /> 電話：0851-84405286<br /> 地址：貴州省貴陽市白云區通化路朝陽二期56棟 </div> </div> <div class="right"> <div class="title">您現在的位置：<a href='http://www.mydreamgames.com//'>主頁</a> > <a href='/cjwt/'>常見問題</a> > </div><br /> <div class="content"> <div class="bt"> <h1>反滲透設備產水PH降低是什么原因</h1> <h6>來源：<a href="/" target="_blank">www.mydreamgames.com</a> 時間:2019-11-16 09:33 點擊：<script src="/plus/count.php?view=yes&aid=371&mid=1"type='text/javascript' language="javascript"></script></h6> </div> </div> <div class="nr_text"> <p> <span style="font-family:宋體;"><span style="font-size:16px;"> 反滲透設備產水PH降低的原因我們先從原水說起，一般來說大多數天然水的PH值受碳酸平衡的影響，每一個PH值都與水中碳酸物質化學平衡的濃度比例相對應，反滲透設備進水一般用自來水、井水、河水、泉水等，這些水的PH值一般在6-8范圍內，而且水中只有CO2和HCO3－，反滲透設備可將大部分HCO3－去除掉而把CO2留下來，與反滲透設備進水相比，HCO3－濃度比例下降，因此PH值也相應的降低。一級反滲透產水的PH值通常在4.8-7的范圍，實驗表明反滲透二級進水PH在8.3左右，產水電導率低。<br /> <img alt="" src="/uploads/allimg/191116/1-191116093444U0.JPG" style="width: 700px; height: 700px;" /></span></span></p> 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