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English versions: GB 20072-2024
2-2025_Chinese: Norm of water intake for industry in the Yellow River basin - Part 2: Coal preparation (Chinese: 黄河流域工业用水定额 第2部分：选煤)
English versions: GB/T 28807
GB/T 17818-2025_Chinese: Determination of vitamin D3 in feeds - High-performance liquid chromatography (Chinese: 饲料中维生素D3的测定 高效液相色谱法)
307-2025_Chinese: National food safety standard - Determination of formaldehyde in foods (Chinese: 食品安全国家标准 食品中甲醛的测定)
GB/T 28885-2025 Chinese PDF (GB /T28885-2025) GB/T 20424-2025 English versions: GB 20072-2024GB T 28885 2025_Chinese: Directives for gas service (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 28885 2025
