GB/T 23417-2024 Chinese PDF (GB/T23417-2024) GB/T 30819-2024 GB/T 20236-2025_Chinese: Accelerated outdoor weathering

GB/T 20236-2025_Chinese: Accelerated outdoor weathering test methods for nonmetallic materials using concentrated natural sunlight (Chinese: 非金属材料的聚光加速户外暴露试验方法)

3-cyclobutanediol (Chinese: 食品安全国家标准 食品接触材料及制品 2

GB/T 45565-2025_Chinese: Coding regulations of lithium ion batteries (Chinese: 锂离子电池编码规则)

GB/T 13651-2023_Chinese: Retreaded aircraft tyres (Chinese: 航空翻新轮胎)

GB/T 21499-2024_Chinese: Inspection of grain and oils - Determination of the potential milling yield from paddy and from husked rice (Chinese: 粮油检验 稻谷和糙米潜在出米率测定方法)

GB/T 23417-2024 Chinese PDF (GB/T23417-2024) GB/T 30819-2024 GB/T 20236-2025_Chinese: Accelerated outdoor weatheringGB T 23417 2024_Chinese: Aircraft de icing and anti icing vehicles (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23417 2024