Gold Platinum Tester Precious Metal Tester

Gk-300 precious metal tester gk-300 (simply easy & accurate gold k, pt testing) capacity : 0.01-300g gold : k9-24 & % density : 0.01gcm3 features gold : lo, k9, 10, 12, 14, 16, 18, 20, 21, 22, 23, 24 & purity 99% density : 1 to 0.01gcm3 (depends on weight of sample ) measuring range 0.01 to 300g minimum weight 5g weight dimension : 1.54 kg 218-190-170mm power supply ac100-240v calibration weight equipped option : airtight windsheild, compact printer.