国家标准物质：1-7月新增549项，多领域发展向好

Core Insights - The State Administration for Market Regulation (SAMR) has reported that China's international metrology recognition capability for standard substances ranks among the top tier globally [1] - As of July, a total of 19,007 national standard substances have been approved and released, with 549 new approvals in the first seven months of the year, representing a 56% year-on-year increase [1] Summary by Categories Approval and Release of Standard Substances - In the first seven months, 549 new standard substances were approved, marking a 56% increase compared to the previous year [1] - The environmental monitoring sector accounted for 205 of these approvals, which is 37.3% of the total, and saw a 64% year-on-year growth [1] Application Fields and Market Dynamics - The application of standard substances is driven by both traditional and emerging fields, with traditional sectors remaining the "basic plate" [1] - Emerging fields are in a "quantity and quality climbing" phase, addressing critical metrology challenges, such as the development of standard substances for genetic traits in beef cattle [1] Production and Research Contributions - In the first seven months, enterprises produced 401 items, accounting for 73% of the total, with a year-on-year increase of 68.5% [1] - Research institutions contributed 148 items, making up 27% of the total, with a year-on-year increase of 29.8%, including 31 first-level and 117 second-level items focused on high-end measurement needs [1] Regional Concentration and Development - The North China region shows a high concentration of approvals, with 244 items released, representing 44.4% of the total and a 165.2% year-on-year increase [1] - Beijing leads in the number of approvals, showcasing regional characteristics, with a balanced number of enterprises and research institutions enhancing both quality and quantity [1] Future Directions - SAMR plans to strengthen capacity building and promote the development and production of relevant standard substances to support high-quality development [1]