National Physical Laboratory, Teddington TW11 0LW, U.K.
Physikalisch-Technische Bundesanstalt (PTB), Bundesallee 100, 38116 Braunschweig, Germany.
Anal Chem. 2021 Sep 14;93(36):12147-12155. doi: 10.1021/acs.analchem.1c02776. Epub 2021 Aug 31.
This Feature highlights the role of metrology, the science of measurement, in maintaining the infrastructure we all rely on for accurate chemical measurements. In particular, the recent change to the definition of the mole, the unit of chemistry, is explained.
本专题重点介绍了计量学的作用,即测量科学,它是我们所有人都依赖的、用于进行准确化学测量的基础设施的基础。特别是,对化学摩尔单位定义的最新更改进行了解释。