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现行 BS ISO 20950-1:2018
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Water quality. Determination of available weak and dissociable (WAD) cyanide-Method using ligand exchange, flow injection analysis (FIA), gas-diffusion and amperometric detection 水质 有效弱可离解(WAD)氰化物的测定
发布日期: 2018-05-18
BS ISO 20950-1:2018规定了各种类型水中可用WAD氰化物测定的操作定义方法,如饮用水、地面和地表水、水和冶金加工尾矿回收、堆浸贫瘠、研磨矿浆尾矿和浸出溶液,氰化物浓度为5µg/l至2000 mg/l,以未稀释样品中的氰化物离子表示。可通过改变操作条件来改变应用范围,例如使用不同的注入量、较厚的膜、检测器响应、,等。交叉引用:ISO 3696ISO 8466-1ISO 8466-2ISO 5667-3ASTM D6888 ASTM D7728ISO 5725-2USEPA方法OIA-1677ISO/TR 19588:2017ISO 17690:2015ISO 2080:2008购买本文件时提供的所有现行修订均包括在内。
BS ISO 20950-1:2018 specifies operationally defined methods for the determination of available WAD cyanide in various types of water such as drinking, ground, and surface, waters, and metallurgical processing tailings reclaim, heap leach barren, mill slurry tailings and leaching solutions, with cyanide concentrations from 5 µg/l to 2 000 mg/l expressed as cyanide ions in the undiluted sample. The range of application can be changed by varying the operation conditions, e.g. by using a different injection volume, thicker membrane, detector response, etc.Cross References:ISO 3696ISO 8466-1ISO 8466-2ISO 5667-3ASTM D6888ASTM D7728ISO 5725-2USEPA Method OIA-1677ISO/TR 19588:2017ISO 17690:2015ISO 2080:2008All current amendments available at time of purchase are included with the purchase of this document.
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发布单位或类别: 英国-英国标准学会
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