GB/T 23561.11-2024 Chinese PDF (GB/T23561.11-2024) GB/T 18910.4-2024 GB 45673-2025_Chinese: General specification for

GB 45673-2025_Chinese: General specification for safety production standardization of hazardous chemical enterprises (Chinese: 危险化学品企业安全生产标准化通用规范)

74-2025_Chinese: National food safety standard - Nutrition fortifier - L-methionine (Chinese: 食品安全国家标准 食品营养强化剂 L-蛋氨酸(L-甲硫氨酸))

GB/T 45344-2025_Chinese: General technical requirements for fabricated and prefabricated gas piping used in buildings (Chinese: 建筑用装配式预制燃气管道通用技术条件)

GB/T 45591-2025_Chinese: Code of practice for phytosanitary phosphine fumigation treatments of fruits and vegetables (Chinese: 果蔬磷化氢检疫熏蒸处理技术规程)

English versions: GB/T 23554-2023

GB/T 23561.11-2024 Chinese PDF (GB/T23561.11-2024) GB/T 18910.4-2024 GB 45673-2025_Chinese: General specification forGB T 23561. 11 2024_Chinese: Methods for determining the physical and mechanical properties of coal and rock Part 11: Methods for determining shear strength of coal and rock (Chinese: 11) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23561. 11 2024