指定实验室测定的方法。本程序的精度数据仅适用于含水量高达1%（V/V）的情况。包括原理、仪器、试剂、取样、程序、结果表达、精密度和检测报告。离心管如图1所示。读取水和沉积物体积的程序如图2所示。该方法的精度如图3所示。附件A中描述了样品处理。

Specifies a method for the laboratory determination. The precision data of this procedure have only been determined for water contents up to 1 % (V/V). Includes principle, apparatus, reagents, sampling, procedure, expression of results, precision and test report. A centrifuge tube is shown in figure 1. The procedure for reading the volume of water and sediment is shown in figure 2. The precision of the method is shown in figure 3. The sample handling is described in annex A.