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English versions: GB/T 19980-2025
18-2025_Chinese: National food safety standard - Determination of fluorine in foods (Chinese: 食品安全国家标准 食品中氟的测定)
GB/T 16263
GB/T 14601-2025_Chinese: Electronic specialty gas - Ammonia (Chinese: 电子特气 氨)
1-2024_Chinese: Multimode optical fibres for telecommunication - Part 1: Sectional specification for category A1 multimode fibres (Chinese: 通信用多模光纤 第1部分：A1类多模光纤特性)
GB 12358-2024 Chinese PDF GB/T 18822.2-2024 English versions: GB/T 19980-2025GB 12358 2024_Chinese: Gas detection and alarm instruments for workplace General technical requirements (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 12358 2024
