GB/T 20195-2024 Chinese PDF (GB/T20195-2024) GB/T 11067.7-2024 GB/T 44953-2024_Chinese: Technical specification for

GB/T 44953-2024_Chinese: Technical specification for lightning disaster investigation (Chinese: 雷电灾害调查技术规范)

English versions: GB/T 26954-2024

GB/T 44931-2024_Chinese: Nanotechnologies - Generation of metal nanoparticles for inhalation toxicity testing - Evaporation-condensation method (Chinese: 纳米技术 吸入毒性研究中金属纳米颗粒制备 蒸发-冷凝法)

English versions: GB 30180-2024

GB/T 14420-2024_Chinese: Analysis of water used in boiler and cooling system - Determination of chemical oxygen demand - Rapid method with potassium dichromate (Chinese: 锅炉用水和冷却水分析方法 化学耗氧量的测定 重铬酸钾快速法)

GB/T 20195-2024 Chinese PDF (GB/T20195-2024) GB/T 11067.7-2024 GB/T 44953-2024_Chinese: Technical specification forGB T 20195 2024_Chinese: Animal feed Preparation of test samples (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20195 2024