... , XRF gold analyzer,X-Ray Precious Metal Tester,Precious Metal Tester,X-ray fluorescence analyzer/xrf analyzer/X-ray fluorescence ... spectrometer,precision metal analyzer spectrometerX-Ray Precious Metal Tester(Model: SQ-8800, include computer) Upgrading the display ... the real-time monitoring system; the cover locks and electronic locks are making day-to-day management more convenient; ...