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1-2025_Chinese: Determination of the ultimate aerobic biodegradability of plastic materials under conctrolled composting conditions - Method by analysis of evolved cabon dioxide - Part 1: General method (Chinese: 受控堆肥条件下材料最终需氧生物分解能力的测定 采用测定释放的二氧化碳的方法 第1部分：通用方法)
English versions: GB/T 44968-2024
GB/T 45237-2025_Chinese: Dangerous goods - Test method of vent sizing for vessel of self-reactive substances and organic peroxides (Chinese: 危险货物 自反应物质和有机过氧化物容器排气孔尺寸确定的试验方法)
3-2025_Chinese: Non-destructive testing - Ultrasonic testing block - Part 3: Calibration block for curved surface (Chinese: 无损检测 超声检测试块 第3部分：曲面检测标准试块)
GB/T 11617-2025_Chinese: Lexicography - Basic terminology，common symbols and Chinese abbreviations (Chinese: 辞书编纂 基本术语、常用符号和汉语缩略语)
GB/T 45159.2-2024 Chinese PDF (GB /T45159.2-2024) GB/T 23527.4-2025 1-2025_Chinese: Determination of the ultimateGB T 45159. 2 2024_Chinese: Mechanical vibration and shock Characterization of the dynamic mechanical properties of visco elastic materials Part 2: REsonance method (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 45159. 2 2024
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