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2-2024_Chinese: Public information guidance systems - Setting principles and requirements - Part 2: Airport (Chinese: 公共信息导向系统 设置原则与要求 第2部分：民用机场)
English versions: GB 28380-2025
English versions: GB 14930
requirements and guidelines (Chinese: 环境管理 产品系统生态效率评估 原则、要求与指南)
GB/T 19973.2-2025 English PDF (GB/T19973.2-2025) GB/T 10859.1-2025 2-2024_Chinese: Public information guidance systemsGB T 19973. 2 2025_Chinese: Sterilization of health care products Microbiological methods Part 2: Tests of sterility performed in the definition, validation and maintenance of a sterilization process (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 19973. 2 2025
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