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GB 45248-2025_Chinese: Drug concentration cutoff values and examination for vehicle drivers (Chinese: 车辆驾驶人员体内毒品含量阈值与检验)
English versions: GB/T 1406
GB/T 13523-2024_Chinese: Copper red glaze porcelain (Chinese: 铜红釉瓷器)
Note/Careful: Text of PDF is in Chinese (not English)
GB/T 12385-2025_Chinese: Standard test methods for sealability of gaskets for pipe flanges (Chinese: 管法兰用垫片密封性能试验方法)
GB 15269-2025 Chinese PDF GB 6944-2025 GB 45248-2025_Chinese: Drug concentration cutoffGB 15269 2025_Chinese: Cigar (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 15269 2025
