Device for rapidly measuring content of sulfate radicals

Through the rapid measurement device of spectrometry, the sample container, metering pump, reaction container and photodetector are used to solve the problems of low detection accuracy and cumbersome operation of ultraviolet spectrometry, and efficient and convenient detection of sulfate content is achieved.

CN223166598UActive Publication Date: 2025-07-29INNER MONGOLIA TONGWEI HIGH PURITY CRYSTAL SILICON CO LTD
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Patent Information

Application Number
CN202421389481.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-18
Publication Date
2025-07-29
Estimated Expiration
2034-06-18

AI Technical Summary

Technical Problem

The existing ultraviolet spectrometry method has low accuracy and cumbersome operation to detect sulfate ion content, making it difficult to meet the needs of rapid measurement.

Method used

A rapid measurement device using spectrometry, including a sample container, a metering pump, a reaction container, a photodetector and a data processor, detects the absorbance of the colored products through a photodetector, and calculates the sulfate content in combination with a data processor.

Benefits of technology

It achieves higher detection accuracy and operational convenience, can complete detection quickly and efficiently, reduce manual intervention, and improve detection efficiency.

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Abstract

The utility model provides a device for rapidly measuring the content of sulfate radicals, and relates to the technical field of water quality detection of water for polycrystalline silicon production. An inlet of the metering pump is connected with a sampling pipeline, and an outlet is connected with a conveying pipeline; the sampling pipeline is connected with the sample container; the conveying pipeline is connected with an inlet of the reaction container; the metering pump is provided with a detection mechanism which can detect the amount of samples conveyed by the metering pump; a detection reagent can be introduced into the reaction container, and the detection reagent is used for reacting with a sample to generate a colored product; the photoelectric detector is arranged close to the reaction container and is used for detecting the absorbance of the colored product; and the input end of the data processor is electrically connected with the output end of the photoelectric detector and the output end of the detection mechanism. Compared with an ultraviolet spectrophotometry, the method for determining the sulfate radical content of the water for polycrystalline silicon production based on the spectrophotometry has the advantages of higher detection precision and more convenient operation.
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