我国批准发布国家标准物质突破1.9万项

Core Insights - The article highlights that as of now, a total of 19,007 national standard substances have been approved, positioning China's international metrology recognition capability among the top tier globally [2][3]. Group 1: Standard Substance Approval and Growth - From January to July, 549 new national standard substances were approved, representing a year-on-year increase of 56%, indicating robust demand and supply in the production of standard substances [3]. - Traditional fields remain the foundation for standard substances, with environmental monitoring accounting for 205 approved substances, which is 37.3% of the total and shows a 64% year-on-year growth [3]. Group 2: Emerging Fields and Technological Advancements - In high-end biomedicine and new semiconductor manufacturing, the production of standard substances is in a phase of "quantity and quality improvement," addressing key metrology challenges in industrial development [3]. - Examples include the "mutation MSTN gene plasmid DNA standard substance" for beef cattle gene editing and "high-purity nitrogen gas standard substance" for advanced integrated circuit development, ensuring safety and control in the semiconductor supply chain [3]. Group 3: Production Dynamics and Regional Concentration - From January to July, enterprises produced 401 standard substances, accounting for 73% of the total, with a year-on-year growth of 68.5%, while research institutions produced 148 substances, making up 27% with a growth of 29.8% [4]. - The North China region shows a high concentration in standard substance production, with 244 approved substances, representing 44.4% of the total and a significant year-on-year increase of 165.2% [4]. Group 4: Future Directions and Support - The State Administration for Market Regulation will continue to strengthen the capacity building for national standard substances, promoting the production of urgently needed substances for public welfare and industry, thereby providing solid metrology support for high-quality economic and social development [4].