我国上半年新批准建立国家标准物质524项

Core Insights - In the first half of the year, China approved the establishment of 524 national standard materials, representing a year-on-year increase of 78.8%, involving 51 research units [2][3] - The total number of approved national standard materials has reached 18,982, with international metrology mutual recognition capabilities ranking in the top tier globally [5] Summary by Categories New Standard Materials - Among the 524 new standard materials, 31 are national first-level standards (5.9% of the total), with a year-on-year growth of 47.6%, while 493 are second-level standards (94.1%), showing an 81.3% increase [3] Application Areas - Environmental monitoring standards account for 202 items (38.6%), with a growth of 69.7% - Manufacturing and petrochemical industry standards total 150 items (28.6%), marking a significant increase of 108.3% - Food and agricultural product safety testing standards comprise 134 items (25.6%), with a year-on-year growth of 78.6% - Medical and health standards include 38 items (7.2%), reflecting a growth of 40.7% [4] Research Units - Enterprises submitted 379 standard materials (72.3%), with an increase of 86.7%, while research institutions submitted 145 items (27.7%), showing a growth of 61.1% - The majority of new standard materials are developed by enterprises, indicating a recovery in the economic vitality of the standard materials industry [5] Regional Distribution - North China leads with 234 new standard materials (44.7%), followed by East China with 124 items (23.7%) - Northeast China has 62 items (11.8%), Northwest China 48 items (9.2%), South China 32 items (6.1%), Southwest China 24 items (4.5%), and Central China has no new standard materials [5] Future Directions - The market regulatory authority plans to enhance the efficient supply of standard materials, focusing on emerging fields such as new materials and new energy, to support measurement technology innovation in manufacturing [5]