Chapter 9
Method Development and Sampling Techniques
分析方法的开发
An analytical methodology can be divided into four sequential steps: technique, method, procedure, and protocol. A technique is a scientific principle ...
质量管理
Quality control is one of the three cyclical quality assurance activities that help keep a system under statistical control. Typical quality control ...
质量保证
Quality assurance is the overarching term used to describe the activities employed to ensure the proper performance of a system. These activities can be ...
数据验证
Method validation is a crucial process in analytical chemistry designed to confirm that a given method consistently produces reliable and high-quality ...
定性分析
Qualitative analysis is the process of identifying elements, ions, or compounds in an unknown sample. It is the first and most fundamental type of ...
定量分析
Quantitative analysis is a technique for measuring the amount of specific constituents in a sample. When the sample's composition is unknown, ...
仪器校准
Instrument calibration is essential for ensuring that instruments produce accurate and consistent results. It is vital in manufacturing, healthcare, ...
玻璃器皿校准
Accurate calibration of glassware, such as volumetric flasks, pipettes, and burettes, is essential to ensure accurate measurements in the analytical ...
标准解决方案
Standard solutions refer to solutions with a precisely known concentration or composition. A primary standard is a highly pure, high molar mass, stable ...
空白解决方案
A blank solution is a solution that does not contain the analyte, or the substance of interest being tested or measured. It is typically prepared using ...
采样方法:概述
A sample refers to a smaller subset representative of a larger population. In analytical chemistry, studying or analyzing an entire population is often ...
采样方法:样本类型
Sampling materials are classified into three main types: solid, liquid, and gas.
Solid samples include a variety of substances, such as sediments from ...
采样计划
Sampling is a crucial step in analytical chemistry, allowing researchers to collect representative data from a large population. Common sampling methods ...
用于分析的样品制备:概述
Sample preparation is an essential step in the analytical process. It involves preparing a sample so that it can be analyzed accurately. The goal is to ...
用于分析的样品制备:高级技术
Accurate analysis of complex samples often requires advanced preparation techniques to achieve reliable and reproducible results. Samples containing ...
样品处理
Transportation of samples from the collection point to the laboratory, as well as storage and preservation techniques, are crucial for maintaining sample ...
污染物和错误
Effective sample preparation is crucial for accurate and reliable laboratory analysis. During this process, two significant sources of error can arise: ...
版权所属 © 2025 MyJoVE 公司版权所有，本公司不涉及任何医疗业务和医疗服务。