GB 5009.183-2025 Chinese PDF GB/T 15268-2024 7-2025_Chinese: Plastics - Polyether polyols

7-2025_Chinese: Plastics - Polyether polyols for use in the production of polyurethane - Part 7: Determination of basicity (Chinese: 塑料 聚氨酯生产用聚醚多元醇 第7部分：碱性物质含量的测定)

24-2025_Chinese: Methods for chemical analysis of magnesium and magnesium alloys - Part 24: Determination of trace impurity elements contents - Glow discharge mass spectrometry (Chinese: 镁及镁合金化学分析方法 第24部分：痕量杂质元素的测定 辉光放电质谱法)

English versions: GB/T 18892-2024

GB 20071-2025_Chinese: The protection of the occupants in the event of a lateral collision (Chinese: 汽车侧面碰撞的乘员保护)

2-2025_Chinese: Rubber

GB 5009.183-2025 Chinese PDF GB/T 15268-2024 7-2025_Chinese: Plastics - Polyether polyolsGB 5009. 183 2025_Chinese: National food safety standard Determination of urease in food (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 5009. 183 2025