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GB/T 45316-2025_Chinese: Determination of piperine content - Spectrophotometric method (Chinese: 胡椒碱含量的测定 分光光度法)
GB/T 44913-2024_Chinese: Filled monocrystal gemstones - Identification and classification (Chinese: 充填处理单晶体宝石 鉴定与分类)
GB/T 17692-2024_Chinese: Measurement methods of net power for automotive engines and drive motor (Chinese: 汽车发动机及驱动电机净功率测试方法)
GB/T 45415-2025_Chinese: Defect analysis methods for battery electric vehicles fire accidents (Chinese: 纯电动汽车火灾缺陷分析方法)
English versions: GB/T 13284-2025
GB/T 42163.1-2022 Chinese PDF (GB/T42163.1-2022) GB/T 25820-2025 GB/T 45316-2025_Chinese: Determination of piperineGB T 42163. 1 2022_Chinese: Monomer casting polyamide pulleys Part 1: Elevator pulleys (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 42163. 1 2022
