相关实验视频

Updated: Jul 16, 2025

Automated 90Sr Separation and Preconcentration in a Lab-on-Valve System at Ppq Level

Automated 90Sr Separation and Preconcentration in a Lab-on-Valve System at Ppq Level

Published on: June 6, 2018

在LNHBB实现水中的子初级标准

Krasimir Mitev¹, Benoit Sabot², Sylvie Pierre²

¹Sofia University "St. Kliment Ohridski", Faculty of Physics, 1164, Sofia, Bulgaria.

Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine

|September 9, 2023

概括

一个新的系统创建可追溯的在水中的参考材料,解决了缺乏准确测量水中的的主要标准的问题. 这一进步支持可靠的环境监测和公共卫生保护.

科学领域:

环境科学环境科学
计量学计量学计量学
放射化学放射化学是指辐射化学.

背景情况:

精确的水中的测量对公共卫生至关重要,但主要标准缺乏.
现有的测量方法缺乏可追溯到基本标准的可追溯性.

研究的目的:

开发和验证生产水中基参考材料的系统.
为了确定水中的度测量的可追溯性.

主要方法:

低温,无损失的气转移.
通过定义的固角测量进行标准化.
为液体闪和玛射线光谱学准备样本.

主要成果:

成功开发了一种生产水中的基准材料的系统.
证明了可追溯的水中的度确定能力.
试点性能测试证实了系统的功能.

结论:

开发的系统有效地弥合了水中的原始标准中的差距.
这项工作使得能够生产可追溯的水中的参考材料.
该系统支持在水中的分析中提高准确性和可靠性.

关键词:

(222) 在Rnnn中.玛射线光谱测量玛射线光谱测量液体闪是一种流体闪.主要标准的主要标准.在水中的拉顿.在TDCR中,TDCR是TDCR.

更多相关视频

Quantification of Hydrogen Concentrations in Surface and Interface Layers and Bulk Materials through Depth Profiling with Nuclear Reaction Analysis

Quantification of Hydrogen Concentrations in Surface and Interface Layers and Bulk Materials through Depth Profiling with Nuclear Reaction Analysis

Published on: March 29, 2016

A Novel Technique for Raman Analysis of Highly Radioactive Samples Using Any Standard Micro-Raman Spectrometer

A Novel Technique for Raman Analysis of Highly Radioactive Samples Using Any Standard Micro-Raman Spectrometer

Published on: April 12, 2017

相关概念视频

Standard Solutions

Standard Solutions

Standard solutions refer to solutions with a precisely known concentration or composition. A primary standard is a highly pure, high molar mass, stable substance that is entirely soluble in water, the most commonly used solvent in analytical chemistry. The primary standard solution can be used to standardize secondary standards, which are substances with known concentrations but are less pure and stable. Standard solutions are essential for achieving accurate and reliable results in analytical...