An introduction of the Minimate EDXRF spectrometer which is composed of a low power X-ray tube, a sealed proportional counter and a multi-channel analyzer, and its analytical application is given in this pa-per.

• Minimate EDXRF谱仪是由低功率X射线管、封闭式正比计数管和2048道分析器组成；可分析原子序数11以上的元素(其中钠和镁需通氦气).