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English versions: GB/T 45159
vanadium and zirconium contents - Spark atomic emission spect (Chinese: 海绵钛、钛及钛合金化学分析方法 第29部分：铝、碳、铬、铜、铁、锰、钼、镍、硅、锡、钒、锆含量的测定 光电直读光谱法)
GB/T 45482-2025_Chinese: General principle for confirmation accounting of comprehensive energy consumption in enterprises (Chinese: 企业综合能耗确权核算通则)
GB/T 22249-2024_Chinese: Determination of lycopene in health foods (Chinese: 保健食品中番茄红素的测定)
English versions: GB/T 31790-2025
GB/T 20818.22-2023 Chinese PDF (GB/T20818.22-2023) GB 19083-2023 English versions: GB/T 45159GB T 20818. 22 2023_Chinese: Industrial process measurement and control Data structures and elements in process equipment catalogues Part 22: Lists of properties (LOPs) of valve body assemblies for electronic data exchange (Chinese: 22(LOPs)) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20818. 22 2023
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