1.1这些规程涵盖了选择金属粉末代表性样品进行后续测试的两个程序: 1.1.1实施规程A-对于从搅拌器或储罐中包装的粉末。 1.1.2规程B-对于已经包装在容器中的粉末。 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 These practices cover two procedures for selecting representative samples of metal powders for subsequent testing: 1.1.1 Practice A -For powders in the process of being packaged from blenders or storage tanks. 1.1.2 Practice B -For powders already packaged in containers. 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.