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English versions: GB/T 44972-2024
GB 17761-2024_Chinese: Safety technical specification for electric bicycle (Chinese: 电动自行车安全技术规范)
pulps and cellulose nanomaterials - Determination of residue (ash content) on ignition at 525 ℃ (Chinese: 纸、纸板、纸浆和纤维素纳米材料 灼烧残余物（灰分）的测定（525℃）)
English versions: GB/T 45404-2025
English versions: GB/T 45016-2024
GB/T 21617-2023 Chinese PDF (GB/T21617-2023) GB/T 23301-2024 English versions: GB/T 44972-2024GB T 21617 2023_Chinese: Dangerous goods Test methods for oxidizing solids (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 21617 2023
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