1.1本规范涵盖适用于注塑、吹塑和挤出的未填充和增强聚碳酸酯和聚碳酸酯共聚物材料。其中一些组合物也可用于压缩成型或溶液应用。 1.2本规范中的特性是识别所涵盖成分所需的特性。可能还有其他必要的要求来识别对特定应用重要的特定特征。可以根据第5节使用后缀来指定。 1.3以国际单位制表示的数值应视为标准。 笔记 1-本规范与ISO 7391-1和ISO 7391-2涉及相同的主题，但技术内容不同。 1.4 以下危险警告仅适用于本规范第12节试验方法部分。 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，并确定适用性或监管限制。

1.1 This specification covers unfilled and reinforced polycarbonate and polycarbonate copolymer materials suitable for injection molding, blow molding, and extrusion. Some of these compositions may also find use for compression molding or application from solution. 1.2 The properties in this specification are those required for identifying the compositions covered. There may be other requirements necessary for identifying particular characteristics important to specific applications. Those may be specified by using the suffixes in accordance with Section 5. 1.3 The values stated in SI units are to be regarded as the standard. Note 1—This specification and ISO 7391-1 and ISO 7391-2 address the same subject matter, but differ in technical content. 1.4 The following hazards caveat pertains only to the test methods portion, Section 12, of this specification. This standard does not purport to address all 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 or regulatory limitations prior to use.