GB/T 14885-2022 Chinese PDF (GB/T14885-2022) GB/T 17216-2025 GB/T 30544

GB/T 30544

12-2024_Chinese: Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides - Part 12: Determination of thorium and uranium contents - Inductively coupled plasma mass spectrum method (Chinese: 稀土金属及其氧化物中非稀土杂质 化学分析方法 第12部分：钍、铀量的测定 电感耦合等离子体质谱法)

English versions: GB 30254-2024

GB/T 44937

English versions: GB/T 45117-2024

GB/T 14885-2022 Chinese PDF (GB/T14885-2022) GB/T 17216-2025 GB/T 30544GB T 14885 2022_Chinese: Basic classification and codes of fixed assets and other assets (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 14885 2022