We are offering diamond xrf tester. Advance xrf based gold tester checks gold, platinum, white gold etc. distinguish diamond and zircon. gives accuracy of ± 0.3% and ± 0.1 carat. excited source: x-ray tube, air cooling, low power x-ray spot: 1-2mm or according to the customer’s requirement detector: gas-filled proportional counter, high resolution software: based on windows2000/xp system, easy operation analysis time: 10-180 seconds analytical error: ±0.3% power supply: 220v, 50hz/110v, 60hz volume: 450*400*240 mm weight: 20kg(the weight can accord to the disposition.).