1.1本指南描述了与金属、矿石和相关材料的化学成分有关的标准物质证书中应包含或引用的最低信息。标题和措辞的顺序可以更改，以适应参考材料或其预期用途。它不应用于禁止使用本指南出版前生产的参考材料。 1.2本标准无意解决与其使用相关的所有安全问题（如有）。 本标准的用户有责任在使用前制定适当的安全和健康实践，并确定监管限制的适用性。

1.1 This guide describes the minimum information that should be included or referenced in a certificate for a reference material relating to the chemical compositions of metals, ores, and related materials. The order of headings and the wording may be changed to suit the reference materials or their intended applications. It should not be used to disallow the use of reference materials produced prior to the publication of this guide. 1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.