The invention discloses a method for measuring chemical oxygen demand of pulping waste water, which comprises the following steps: mixing more than three kinds of pulping waste water with different raw materials or different preparation processes, first measuring chemical oxygen demand of each water ...
after pretreatment; (b) putting on the seal; (c) carrying out the reaction for a defined time; (d) adding a colour indicator to the cuvette contents after the end of reaction; and (e) measuring the chemical and/or physical reaction by extinction measurement. The appts. used for the ...
Water body chemical oxygen demand electrochemical measuring methodThe invention relates to an electrochemistry measuring water chemical oxygen demand method; a working electrode, a counter electrode and a reference electrode are provided in a sodium sulfate electrolyte solution or a sodium nitrate ...
measuring the oxygen demand in a closed respirometer 青云英语翻译 请在下面的文本框内输入文字,然后点击开始翻译按钮进行翻译,如果您看不到结果,请重新翻译! 翻译结果1翻译结果2翻译结果3翻译结果4翻译结果5 翻译结果1复制译文编辑译文朗读译文返回顶部 测量需氧量在一个封闭的呼吸...
Quick measuring chemical oxygen demand of refinery water with microwave digestion apparatus in catalyzer free system 无催化微波消解法快速测定炼油污水中的化学需氧量 www.ilib.cn 6. A Novel Method for Quick Measuring the Moisture Content of Blast Furnace Injection Coal Powder by Microwave Resonator 微波...
The invention relates to a sewage chemical oxygen demand soft measuring method based on a support vector machine and a neural network, belonging to the technical field of sewage treatment. In the invention, the water quality parameters pH, dissolved oxygen, redox potential, a pH rate of change,...
A new type of composite photoelectrode, CuInSe_2/Ag_3PO_4@AgIO_4/GC, was prepared by combining the electrochemical deposition and the sequential chemical bath deposition method and the photocatalytic decolorization reaction of methylene blue(MB) under visible-light irradiation condition was deeply stud...
An environmentally friendly surrogate method for measuring the soluble chemical oxygen demand in wastewater: use of three-dimensional excitation and emission matrix fluorescence spectroscopy in wastewater treatment monitoringAn environmentally friendly surrogate method for measuring the soluble chemical oxygen deman...
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Apparatus for measuring chemical oxygen demand based on flow injection analysis A simple apparatus was developed for the rapid and continuous determination of chemical oxygen demand (COD) in environmental water samples based on the pri... Takashi,KORENAGA - 《Bunseki Kagaku》 被引量: 0发表: 1980...