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English versions: GB/T 16262
English versions: GB 38031-2025
42-2025_Chinese: National food safety standard - Food microbiological examination - Examination of Norwalk Viruses (Chinese: 食品安全国家标准 食品微生物学检验 诺如病毒检验)
GB/T 20236-2025_Chinese: Accelerated outdoor weathering test methods for nonmetallic materials using concentrated natural sunlight (Chinese: 非金属材料的聚光加速户外暴露试验方法)
English versions: GB/T 23263-2024
GB/T 18916.8-2025 Chinese PDF (GB /T18916.8-2025) GB/T 22180-2024 English versions: GB/T 16262GB T 18916. 8 2025_Chinese: Norm of water intake for industry Part 8: Synthetic ammonia (Chinese: 8) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 18916. 8 2025
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