GB/T 43316.2-2023 Chinese PDF (GB/T43316.2-2023) GB/T 21649.1-2024 2-2024_Chinese: Cybersecurity technology - Entity

2-2024_Chinese: Cybersecurity technology - Entity authentication - Part 2: Mechanisms using authenticated encryption (Chinese: 网络安全技术 实体鉴别 第2部分：采用鉴别式加密的机制)

GB/T 20001

English versions: GB/T 31128-2025

GB/T 28869

45-2024_Chinese: Requirements of the greenhouse gas emissions accounting and reporting - Part 45: Phosphoric acid and phosphate enterprise (Chinese: 温室气体排放核算与报告要求 第45部分：磷酸及磷酸盐企业)

GB/T 43316.2-2023 Chinese PDF (GB/T43316.2-2023) GB/T 21649.1-2024 2-2024_Chinese: Cybersecurity technology - EntityGB T 43316. 2 2023_Chinese: Plastics Determination of resistance to environmental stress cracking (ESC) Part 2: Constant tensile load method (Chinese: (ESC) 2:) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 43316. 2 2023