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Measure 200mL of wastewater with the beaker, replace it in the glass jar, seal the opening with a stopper, and shake it for one minute.
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Both ends of the detector tube are broken off, and it is inserted in the syringe or sampling pump (GV-100) for gas sampling.
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The stopper of the glass jar is removed, and measurement is done with the point of the detector tube just above the surface of the liquid.
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After the measuring time is over, the scale on the detector tube is read.
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The temperature of the wastewater is measured.
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By using the conversion data of the user manual, calculate the concentration in the wastewater.
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