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Journal AWWA - Ion Exchange Softening: Effects on Metal Concentrations AWWA期刊-离子交换软化:对金属浓度的影响
发布日期: 1999-08-01
进行了腐蚀控制管道回路研究,以评估离子交换水软化对家庭管道材料中金属浸出的影响。评估的两个水源的pH值和硬度水平不同。结果表明,使用家用软水器去除硬度离子不会导致从各种含有铅、铜和锌的家用管道材料中产生更高的金属浸出率。此外,软水剂对影响金属溶解度和腐蚀速率的几个重要水质参数(即pH值、总无机碳、溶解氧、氯、温度和正磷酸盐)没有不利影响。包括29个参考文献、表格和图表。
A corrosion control pipe loop study was conducted to evaluate the effect of ion exchange water softening on metal leaching from household plumbing materials. The two water sources evaluated had different pH values and hardness levels. Results showed that removing hardness ions with a household water softener did not lead to a pattern of higher metal leaching from various home plumbing materials containing lead, copper, and zinc. Furthermore, the water softener did not have a detrimental effect on several significant water quality parameters that influence metallic solubility and the rate of corrosion, i.e., pH, total inorganic carbon, dissolved oxygen, chlorine, temperature, and orthophosphate. Includes 29 references, tables, figures.
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发布单位或类别: 美国-美国给水工程协会
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