... 4.Multiple weighing X-ray Precision metal tester (NAP7800) Precision metal tester Detailed Product Description1.Display screen 2.Anti-radiation, Weight: 50Kg ... 3.Analysis: Au ,Ag ,pt ,Pd,Rh ,Ru ,Cu,etc 4.0.001,X-ray ligh 0.001g X-ray ... test)High Pressure Template:4~50Kv X-Ray Source: Mo Material X-ray light tube( Wind Cool, No radiation) Max. Power: 120W Weight: 50Kg ...