Mercury detector standard sample selecting and working curve manufacturing method
The invention discloses a mercury detector standard sample selecting and working curve manufacturing method, comprising the following steps: by adopting an RA-915M mercury detector produced by the LUMEX-MARKETING JSC, firstly, carrying out starting and sampling operation; then, leading a quartz boat...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a mercury detector standard sample selecting and working curve manufacturing method, comprising the following steps: by adopting an RA-915M mercury detector produced by the LUMEX-MARKETING JSC, firstly, carrying out starting and sampling operation; then, leading a quartz boat containing a weighed standard substance sample into an atomization chamber of a mercury detector pyrolyzing device, converting mercury in various forms in the sample into elemental mercury at high temperature, and enabling the elemental mercury to enter an analysis tank along with the air, wherein the standard substance sample is a single solid standard substance sample or any one of multiple solid standard substance samples or standard solution samples; measuring a response value at the wavelength of 253.7nm by adopting cold atomic absorption spectrometry, wherein the total mercury content in the sample is proportional to the response value; and by taking mercury absolute content as a horizontal coordinate and an |
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