GB/T 18688-2023 Chinese PDF (GB/T18688-2023) GB/T 26882.4-2024 GB/T 45176-2024_Chinese: Green product assessment

GB/T 45176-2024_Chinese: Green product assessment - Commercial refrigerating appliances (Chinese: 绿色产品评价 商用制冷器具)

English versions: GB/T 17643-2025

GB/T 2881-2023_Chinese: Silicon metal (Chinese: 工业硅)

supplied electronic control gear for fluorescent lamps (Chinese: 光源控制装置 第2-3部分：荧光灯用交流和/或直流电子控制装置的特殊要求)

GB/T 22250-2025_Chinese: Determination of chlorogenic acid in health foods (Chinese: 保健食品中绿原酸的测定)

GB/T 18688-2023 Chinese PDF (GB/T18688-2023) GB/T 26882.4-2024 GB/T 45176-2024_Chinese: Green product assessmentGB 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