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English versions: GB/T 45529-2025
GB/T 19544-2024_Chinese: Classification and general technology requirements of spinal orthoses (Chinese: 脊柱矫形器的分类及通用技术条件)
208-2023_Chinese: Controlgear for electric light sources - Part 2-8: Particular requirements for ballasts for fluorescent lamps (Chinese: 光源控制装置 第2-8部分：荧光灯用镇流器的特殊要求)
GB/T 45556-2025_Chinese: Determination of pentosan content in plant-derived products - Gas chromatography/mass spectrometry method (Chinese: 植物源产品中戊聚糖含量的测定 气质联用法)
English versions: GB/T 29117-2025
GB/T 30177.2-2024 Chinese PDF (GB/T30177.2-2024) GB/T 15105-2024 English versions: GB/T 45529-2025GB T 30177. 2 2024_Chinese: Methods of performance testing for filters Part 2: Vacuum filter (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 30177. 2 2024
