Our Exf6306 is portable and with competitive price. Its convenient to carry for the company and the person who works in jewelry recycle field. Detailed features: Analysis Elements: Au Ag pt PdRh Ru CuZn NiCd Analysis Range: 10%99.99% Test point dimension: 12mm Sample Chamber Size: 090 mm Spectrometer Size: L550 mm*W350mm*H250 mm Test Time: Confirm the elements in 13 seconds, operator could set the time for testing the elements in density.) Test Precision: +/-0.2% (The Precision could keep 0.2 after several repeated test) High Pressure Template: 450Kv X-Ray Source: Mo Material X-ray light tube( Wind Cool, No radiation) Max. Power: 100W Weight: 25Kg Detector: Hermitic Proportional Counter with Micro processor Coated layer measurement: Coated layer thickness Range