基于气和空气大气中高度溶液的光谱行为比较调查
Xuefei Zhang1, Ning Duan1,2,3, Linhua Jiang1,2,3
1School of Materials Science and Engineering, Anhui University of Science and Technology, Huainan 232001, China.
International journal of molecular sciences
|August 26, 2023
概括
使用气氛可以提高工业过程中硫酸盐 (SO2-) 检测的准确性. 这种方法提高了灵敏度,并为高度溶液提供了可靠的测量.
科学领域:
- 分析化学 分析化学
- 频谱学是一种光谱学.
- 工业过程监控 工业过程监控
背景情况:
- 对硫酸盐 (SO42-) 等高度物质进行准确的光度分析对于工艺工业至关重要.
- 现有的紫外线可见光谱仪方法在准确性方面面临挑战,特别是在高度的情况下.
研究的目的:
- 研究气氛对硫酸盐 (SO42-),硫化物 (S2-), (Ni2+) 和铜 (Cu2+) 的紫外线可见光谱学的影响.
- 提高工业应用中高度硫酸盐光度检测的精度和灵敏度.
主要方法:
- 使用紫外线可见光谱仪对空气中的目标离子与气氛的比较光谱学.
- 使用来取代氧气,从而最大限度地减少氧气对紫外线吸收的干扰.
- 回归检测结果和分析特征波长随着度的增加而变化.
主要成果:
- 气氛显著提高了硫酸盐 (SO42-) 和硫化物 (S2-) 检测在紫外线区域的准确性 (RE <5%).
- 气氛抑制了氧气的紫外线吸收,并减少了硫酸盐特征波长的红移,提高了灵敏度.
- 硫酸盐群之间的分子间力量,而不仅仅是氧气吸收,在高度下导致校准曲线的非线性.
结论:
- 使用气氛为准确,无污染的高度硫酸盐溶液的直接测量提供了一种可靠的方法.
- 该研究提供了理论指导和技术支持,通过改进的分析技术,为工艺工业的可持续发展提供技术支持.
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