中国上半年新批准建立国家标准物质524项|小柔在舞蹈室被c到高潮3

1. 小柔哦哦

2. 小柔在舞蹈室被C到高潮31

3. 小柔在舞蹈室被C到高潮3视频

  中新社北京7月9日电 中国国家市场监管总局9日发布的数据显示,今年1月至6月,中国新批准建立国家标准物质524项,同比增长78.8%。

  标准物质是开展化学、生物等检测活动必不可少的“标尺”和“砝码”。从应用领域看,上半年批准建立环境监测领域标准物质202项,同比增长69.7%;制造业及石化产业领域标准物质150项,同比增长108.3%;食品与农产品安全检测领域标准物质134项,同比增长78.6%;医疗卫生领域标准物质38项,同比增长40.7%。

  各领域标准物质新建数量均有明显增长,其中制造业领域标准物质增幅最大,新建的石墨物理特性系列标准物质,包括比表面积、粒度分布、振实密度、磁性物质4类,为锂电池制造企业提供了精准可靠的检测“标尺”,有力支撑原材料质量控制和生产工艺优化;合金结构钢光谱分析用标准物质能够满足钢铁企业相关精密测量需求,推动钢铁行业高质量发展。

  截至目前,国家市场监管总局累计批准建立国家标准物质18982项,标准物质国际计量互认能力稳居国际第一梯队。下一步,国家市场监管总局将加强标准物质高效供给,聚焦新材料、新能源等新兴领域,推进制造业计量技术创新升级,为新质生产力发展筑牢计量根基。(完)

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发布于:北京市