1.1本试验方法旨在用于识别所有类型皮革饰面中的硝化纤维素。本试验方法不适用于蓝湿革。 1.2以国际单位制表示的数值应视为标准。 1.3 本标准并非旨在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 test method is intended for use in identifying nitrocellulose in the finish on all types of leathers. This test method does not apply to wet blue. 1.2 The values stated in SI units are to be regarded as the standard. 1.3 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.