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GB/T 20854-2025_Chinese: Corrosion of metals and alloys - Accelerated testing involving cyclic exposure to salt mist
31-2025_Chinese: National food safety standard - Determination of p-hydroxybenzoic acid esters in foods (Chinese: 食品安全国家标准 食品中对羟基苯甲酸酯类化合物的测定)
GB/T 26718-2024_Chinese: Technical requirements for safety system of urban mass transit (Chinese: 城市轨道交通安全防范系统技术要求)
English versions: GB/T 27069-2025
3-2024_Chinese: Sterilization of health care products - Biological indicators - Part 3: Biological indicators for moist heat sterilization processes (Chinese: 医疗保健产品灭菌 生物指示物 第3部分：湿热灭菌用生物指示物)
GB/T 320-2025 Chinese PDF (GB /T320-2025) GB/T 33993-2024 GB/T 20854-2025_Chinese: Corrosion of metalsGB T 320 2025_Chinese: Synthetic hydrochloric acid for industrial use (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 320 2025
