GB/T 23947.3-2023 Chinese PDF (GB/T23947.3-2023)

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GB/T 23947.3-2023 Chinese PDF (GB/T23947.3-2023)GB T 23947. 3 2023_Chinese: General method for the determination of arsenic in inorganic chemical products Part 3: Atomic fluorescence spectrometry (Chinese: 3) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23947. 3 2023

4-2023_Chinese: Buried polyethylene(PE) piping systems for the supply of gaseous fuels - Part 4: Valves (Chinese: 燃气用埋地聚乙烯（PE）管道系统第4部分：阀门)

GB/T 45239-2025_Chinese: Evaluation methods of nocturnal blue light radiation hazards (Chinese: 夜间蓝光辐射危害的评价方法)

1-2022_Chinese: Layout key for international trade documents - Part 1: Paper-based documents (Chinese: 国际贸易单证样式第1部分：纸质单证)

English versions: GB/T 45482-2025

GB/T 45286-2025_Chinese: Information technology - Technical specification of the augmented reality system for handheld mobile devices (Chinese: 信息技术手持式移动设备增强现实系统技术规范)

English versions: GB/T 45400-2025

English versions: GB/T 45491-2025

GB/T 37719

GB/T 43529

49-2024_Chinese: Safety of household and similar electrical appliances - Part 49: Particular requirements for food waste disposer (Chinese: 家用和类似用途电器的安全第49部分：废弃食物处理器的特殊要求)

5-2023_Chinese: Lighting fixtures for civil airport - Part 5: Aeronautical beacon (Chinese: 民用机场助航灯具第5部分:航空灯标)

GB/T 31211

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