XRA1000 Spectrum Gold Checker is based on energy dispersive X-ray Fluorescence (ED-XRF) analysis technique, which is a nondestructive analysis method for jewelry samples. It can display all elements in gold and platinum jewelry simultaneous; accomplish qualitative analysis and quantitative analysis; and distinguish diamond and zircon The software of Gold Checker is based on Windows2000/XP operation sys-tem, having many new good functions to assist your analysis. There are many running parameter settings, which can easily set up by customers and will satisfy all customers’ requirements.