GB/T 5121.8-2024 Chinese PDF (GB/T5121.8-2024) GB 30077-2023 GB/T 45042-2024_Chinese: Textiles - Quantitative

GB/T 45042-2024_Chinese: Textiles - Quantitative chemical analysis - Mixtures of polyacrylonitrile preoxidized fiber and certain other fibers (Chinese: 纺织品 定量化学分析 聚丙烯腈预氧化纤维与某些其他纤维的混合物)

radio-frequency

bitter orange and lime(fully or partially reduced in bergapten) - High-performance liquid chromatography (Chinese: 香柠檬、柠檬、苦橙和白柠檬精油（已全部除去或部分降低5-甲氧基补骨脂素）中5-甲氧基补骨脂素含量的测定 高效液相色谱法)

English versions: GB/T 45387-2025

4-2024_Chinese: Information technology - Security techniques - Entity authentication - Part 4: Mechanisms using a cryptographic check function (Chinese: 信息技术 安全技术 实体鉴别 第4部分：采用密码校验函数的机制)

GB/T 5121.8-2024 Chinese PDF (GB/T5121.8-2024) GB 30077-2023 GB/T 45042-2024_Chinese: Textiles - QuantitativeGB T 5121. 8 2024_Chinese: Methods for chemical analysis of copper and copper alloys Part 8: Determination of oxygen, nitrogen and hydrogen contents (Chinese: 8) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 5121. 8 2024