进口物品放射性入侵风险性的调查报告

The radioactivity risk investigation from imported goods

目的了解并掌握进口物品放射性入侵情况,为加强口岸放射性监测和控制提供参考依据。方法对来源于50多个国家和地区1081批次进口物品放射性入侵情况进行调查分析。结果超出本底水平3倍及以上的有10批次,最高的超过本底330倍。主要包括来源于南非的铜矿类和印度石材类。结论表明进口货物放射性入侵风险性是存在的,特别是应加强对进口的重点国家及重点货物实施常规进口货物放射性监测与控制,确保人民生命财产安全。

Objective To get to know the imported goods radioactivity risk to offer reference for surveillance and control at frontier port. Methods To investigate and analysis the radioactivity risk to 1 081 batchs imported goods from 50 countries or districts. Results There were 10 batchs imported goods with radioactivity risk which was higher 3 times than that of the background, and the highest one was higher 330 times than that of the background and mainly among copper mine from South Africa and stone materials from India. Conclusion The result shows that the imported goods radioactivity risk existent. Surveillance and control must be taken on the some important imported goods coming from most countries or districts.