GB 15563-2024 Chinese PDF GB/T 45347-2025 GB/T 45528-2025_Chinese: Nanotechnology - Measurement

GB/T 45528-2025_Chinese: Nanotechnology - Measurement of pore size and pore size distribution of nanoporous materials - Fluorescence probe method (Chinese: 纳米技术 纳米多孔材料孔径及孔径分布测试 荧光探针法)

1-2025_Chinese: Connections for hydraulic fluid power - Ports with truncated housing and stud ends with metric threads - Part 1: Ports with truncated housing (Chinese: 液压传动连接 普通螺纹斜油口和螺柱端 第1部分：斜油口)

English versions: GB/T 34874

coal to synthetic natural gas and coal to liquids (Chinese: 煤制烯烃、煤制天然气和煤制油单位产品能源消耗限额)

31-2025_Chinese: National food safety standard - Food contact materials and products - Determination of residual and migration of vinyl chloride

GB 15563-2024 Chinese PDF GB/T 45347-2025 GB/T 45528-2025_Chinese: Nanotechnology - MeasurementGB 15563 2024_Chinese: General technical specifications for mixture of high explosives and industrial explosives (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 15563 2024