GB/T 20718.2-2025 English PDF (GB/T20718.2-2025) GB/T 18216.12-2025 20-2024_Chinese: Chemical analysis methods for

20-2024_Chinese: Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides - Part 20: Determination of minor amounts of fluorine and chlorine in rare earth oxides - Ion chromatography method (Chinese: 稀土金属及其氧化物中非稀土杂质化学分析方法 第20部分：稀土氧化物中微量氟、氯的测定 离子色谱法)

GB/T 25025-2025_Chinese: Technical requirements for glass-lined equipment (Chinese: 搪玻璃设备技术条件)

GB/T 22180-2024_Chinese: Quick frozen coated fish (Chinese: 速冻裹衣鱼)

2-2025_Chinese: Information technology - Abstract Syntax Notation One (ASN

GB/T 20718.2-2025 English PDF (GB/T20718.2-2025) GB/T 18216.12-2025 20-2024_Chinese: Chemical analysis methods forGB T 20718. 2 2025_Chinese: Road vehicles Connectors for the electrical connection of towing and towed vehicles (13 pole) Part 2: 13 pole connectors for vehicles with 12 V nominal supply voltage intended to cross water fords (Chinese: 13 2 12V13 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20718. 2 2025