Gold purity testing machine

Listing ID #3077634

Features
Distinguish K value of gold, PT value of platinum, density value, purity percentage can be measured.
Pawning house, bank, jewelry shop, precious-metals recovery, jewelry factory, Gemstone Testing Center, precious metals researching, etc.
Note: Unable to measure sample which is hollow or with inserted gems.
Model
BK-DMG300K
BK-DMG600K
BK-DMG900K
BK-DMG1200K
BK-DMG2000K
Capacity
0.005-300g
0.005-600g
0.01-900g
0.01-1200g
0.01-2000g
Density Resolution
0.001gcm3
Measuring Time
10-15 s
Measuring Principle
Archimedes principle
Testing Board
Unibody high-capacity plastic testing board