IEC 62303:2008适用于在工作场所、排放到环境中的气体流出物以及环境本身中对氚进行取样和连续测量的设备，适用于已安装、便携式和可运输的设备。其目的是制定强制性的一般要求，并提供可接受的方法和设备示例，用于持续监测和/或采样空气中的氚。补充IEC 60761-5。

IEC 62303:2008 is applicable to equipment used for sampling and continuous measurement of tritium in the workplace, in gaseous effluents discharged into the environment as well as in the environment itself and it is applicable to installed, portable and transportable equipment. The object is to establish mandatory general requirements and to present examples of acceptable methods and equipment for continuously monitoring and/or sampling airborne tritium. Complements IEC 60761-5.