GB/T 15972.40-2024 Chinese PDF (GB /T15972.40-2024) GB/T 13963-2025 English versions: GB/T 17626

English versions: GB/T 17626

control and laboratory use - Part 11: Particular requirements for sterilizers and washer-disinfectors used to treat medical materials (Chinese: 测量、控制和实验室用电气设备的安全要求 第11部分：用于处理医用材料的灭菌器和清洗消毒器的特殊要求)

7-2024_Chinese: Proton exchange membrane fuel cells - Part 7: Test method of carbon paper properties (Chinese: 质子交换膜燃料电池 第7部分：炭纸特性测试方法)

GB 45673-2025_Chinese: General specification for safety production standardization of hazardous chemical enterprises (Chinese: 危险化学品企业安全生产标准化通用规范)

GB/T 15972.40-2024 Chinese PDF (GB /T15972.40-2024) GB/T 13963-2025 English versions: GB/T 17626GB T 15972. 40 2024_Chinese: Specifications for optical fibre test methods Part 40: Measurement methods and test procedures for transmission characteristics Attenuation (Chinese: 40 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 15972. 40 2024