GB/T 7000.220-2023 Chinese PDF (GB/T7000.220-2023) GB/T 3917.3-2025 137-2025_Chinese: National food safety standard

137-2025_Chinese: National food safety standard - Determination of antimony in foods (Chinese: 食品安全国家标准 食品中锑的测定)

GB/T 45362-2025_Chinese: Textiles - Determination of thermal effusivity of fabrics - Modified transient plane source method (Chinese: 纺织品 织物蓄热系数的测定 改型平面瞬态热源法)

GB/T 29292-2024_Chinese: Footwear - Guidelines for the management and control of key chemicals in footwear and footwear components (Chinese: 鞋类 鞋类和鞋类部件中重点化学物质管控指南)

and laboratory use - Part 17: Particular requirements for equipment intended to be used in educational establishments by children (Chinese: 测量、控制和实验室用电气设备的安全要求 第17部分：教育机构中儿童使用设备的特殊要求)

GB/T 7000.220-2023 Chinese PDF (GB/T7000.220-2023) GB/T 3917.3-2025 137-2025_Chinese: National food safety standardGB T 7000. 220 2023_Chinese: Luminaires Part 2 20: Particular requirements Lighting chains (Chinese: 2 20 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 7000. 220 2023