IEC TS 62607-4-2:2016（E）是一项技术规范，它提供了一种标准化方法，用于测定电能存储设备用粉末状阴极纳米材料的密度。该方法为用户提供了一个关键的控制特性，以决定阴极纳米材料是否可用，或是否适合其应用。本文件包括本文件中使用的术语定义、样品制备建议、用于测量阴极纳米材料特性的实验程序概述、结果解释方法、数据分析讨论、案例研究和参考文献。

IEC TS 62607-4-2:2016(E), which is a Technical Specification, provides a standardized method for the determination of the density of cathode nanomaterials in powder form used for electrical energy storage devices. This method provides users with a key control characteristic to decide whether or not a cathode nanomaterial is usable, or suitable for their application. This document includes definitions of terminology used in this document, recommendations for sample preparation, outlines of the experimental procedures used to measure cathode nanomaterial properties, methods of interpretation of results and discussion of data analysis, case studies, and references.