IEC TS 62607-4-8:20 20规定了使用卡尔费休库仑滴定法测定纳米电能存储装置电极纳米材料中水含量的测试方法。 本文件包括: -样品制备建议， -用于测量电极纳米材料性质的实验程序的概述，以及 -解释结果和讨论数据分析的方法。 IEC TS 62607-4-8:20 20不适用于可与卡尔费休试剂主要成分反应并生成水的样品，或可与碘或碘离子反应的样品。

IEC TS 62607-4-8:2020 specifies a test method for the determination of water content in electrode nanomaterials for nano-enabled electrical energy storage devices, using the Karl Fischer coulometric titration method.
This document includes:
- recommendations for sample preparation,
- outlines of the experimental procedures used to measure electrode nanomaterial properties, and
- methods of interpretation of results and discussion of data analysis.
IEC TS 62607-4-8:2020 is not applicable for samples that can react with the main components of Karl Fischer reagent and produce water, or samples that can react with iodine or iodide ion.