GB 5009.137-2025 Chinese PDF GB 31604.31-2025 English versions: GB/T 12417

English versions: GB/T 12417

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)

GB/T 17436-2025_Chinese: Selection of explosion proof electrical equipment in ship hazardous areas (Chinese: 船舶危险区域防爆电气设备的选用)

8-2024_Chinese: Sterilization of health care products - Biological indicators - Part 8: Method for validation of a reduced incubation time for a biological indicator (Chinese: 医疗保健产品灭菌 生物指示物 第8部分：缩短生物指示物培养时间的确认方法)

English versions: GB 45670

GB 5009.137-2025 Chinese PDF GB 31604.31-2025 English versions: GB/T 12417GB 5009. 137 2025_Chinese: National food safety standard Determination of antimony in foods (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 5009. 137 2025