GB/T 45239-2025 Chinese PDF (GB /T45239-2025) GB/T 33588.4-2025 GB 45189-2025_Chinese: Specification for cyanide

GB 45189-2025_Chinese: Specification for cyanide safety production management (Chinese: 氰化物安全生产管理规范)

GB/T 45164-2024_Chinese: Classification and designation of defects in investment castings (Chinese: 熔模铸件缺陷分类及命名)

61-2025_Chinese: National food safety standard - Food contact materials and products - Determination of migration of 2

GB/T 45346-2025_Chinese: Information technology - Technical requirements for graph database management system (Chinese: 信息技术 图数据库管理系统技术要求)

3-2025_Chinese: National food safety standard - Food microbiological examination - Enumeration of coliforms (Chinese: 食品安全国家标准 食品微生物学检验 大肠菌群计数)

GB/T 45239-2025 Chinese PDF (GB /T45239-2025) GB/T 33588.4-2025 GB 45189-2025_Chinese: Specification for cyanideGB T 45239 2025_Chinese: Evaluation methods of nocturnal blue light radiation hazards (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45239 2025