本文件规定了用于确定的替代测量程序活塞式容积仪的容积。 这些程序适用于完整的系统，包括基本仪器和选择用于仪器的所有零件，一次性或可重复使用，涉及交付过程测量（Ex）。本文中描述的方法适用于活塞式容积测量仪的各种最大标称容积。用户有责任选择适当的方法。

This document specifies alternative measurement procedures for the determination of  volume of piston-operated volumetric apparatus. The procedures are applicable to complete systems comprising the basic apparatus and all parts selected for use with the apparatus, disposable or reusable, involved in the measurement by delivery process (Ex). Methods described in this document are suitable for various maximum nominal volumes of piston-operated volumetric apparatus. It is the responsibility of the user to select the appropriate method.