All technical content of this standard is mandatory. This standard is equivalent to IEC6119:1999 "Safety Requirements for Single ended Fluorescent Lamps" (English version). This standard is equivalent to the translation of IEC6119:1999. For ease of use, the following editorial modifications have been made to this standard: - The term 'this international standard' has been changed to this standard--- Using a decimal point instead of a decimal point--- Delete the preface of IEC6119:1999--- For other international standards referenced in IEC6119:1999 that have been equivalently adopted as Chinese standards, this section references these national or industry standards in China to replace the corresponding international standards. Other international standards that have not been equivalently adopted as Chinese standards are directly referenced in this section (see 1.2). This standard replaces GB16843-1997 "Safety Requirements for Single ended Fluorescent Lamps". The main differences between this standard and the original standard GB16843-1997 are: scope, cited standards, evaluation, and appendix. Appendix A, Appendix B, Appendix C, Appendix D, Appendix E, Appendix F, and Appendix G of this standard are normative appendices. Appendix H is an informative appendix. This standard is proposed by the China Light Industry Federation. This standard is under the jurisdiction of the National Technical Committee for Standardization of Lighting Appliances (SAC/TC224). The drafting units of this standard include China Quality Certification Center, Zhejiang Sunshine Group Co., Ltd., Zhejiang Chenhui Lighting Co., Ltd., Osram (China) Lighting Co., Ltd., Guangdong Dongsong Sanxiong Electrical Appliances Co., Ltd., Shaoxing Entry Exit Inspection and Quarantine Bureau, Zhongshan Huishi Technology Lighting Co., Ltd., and Beijing Electric Light Source Research Institute. This standard was drafted by: Chen Song, Chen Shangyu, Li Kai, Xing Heping, Xu Guorong, Lv Jun, Zhao Guosong, Lu Guangming, Su Ting, Liu Jianping, Zhang Xianqing, Lin Yan, Chen Zhenfeng, Su Zuogang, Qu Suhui, Yang Xiaoping, Zhao Xiurong, and Jiang Shan. The previous versions of the standards replaced by this standard have been released as follows: -- GB16843-1997.