GB/T 15688-2024 Chinese PDF (GB/T15688-2024) GB/T 17469-2024 GB/T 45541-2025_Chinese: Testing method for

GB/T 45541-2025_Chinese: Testing method for proton exchange membrane electrolyzer performance (Chinese: PEM电解槽性能测试方法)

GB/T 45462-2025_Chinese: Test methods for the performance of gas-phase air cleaning media and devices (Chinese: 气相空气净化材料及装置性能试验方法)

English versions: GB/T 9489-2024

English versions: GB/T 13930-2024

GB/T 17846-2024_Chinese: Small craft - Electrically operated bilge pumps (Chinese: 小艇 电动舱底泵)

GB/T 15688-2024 Chinese PDF (GB/T15688-2024) GB/T 17469-2024 GB/T 45541-2025_Chinese: Testing method forGB T 15688 2024_Chinese: Animal and vegetable fats and oils Determination of insoluble impurities content (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 15688 2024