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GB/T 18688-2023 Chinese PDF (GB/T18688-2023) GB/T 44965-2024 20-2025_Chinese: Methods for chemical analysis
GB/T 18688-2023 Chinese PDF (GB/T18688-2023) GB/T 44965-2024 20-2025_Chinese: Methods for chemical analysis
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Description
20-2025_Chinese: Methods for chemical analysis of tungsten concentrates - Part 20: Determination of mercury content - Solid sampling and direct mercury analysis method (Chinese: 钨精矿化学分析方法 第20部分：汞含量的测定 固体进样直接测定法)
English versions: GB 16994
GB 10770-2025_Chinese: National food safety standard - Canned complementary foods for infants and young children (Chinese: 食品安全国家标准 婴幼儿罐装辅助食品)
English versions: GB/T 12428-2023
types of cargo
GB/T 18688-2023 Chinese PDF (GB/T18688-2023) GB/T 44965-2024 20-2025_Chinese: Methods for chemical analysisGB T 18688 2023_Chinese: Agricultural irrigation equipment Pressure losses in irrigation valves Test method (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 18688 2023
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