Gold tester GP-300K

1. Only two weighing steps, the purity% of precious metals and gold karat can be tested rapidly and accurately.
2. No stains and scratches left on your gold after testing, it doesn’t need to use the sulfuric acid solution to test the standard samples.
3. It can easily judge the alloys with the metallic-membrane plating of more than 30μm thickness.
4. With the special software design, it can directly and circularly show the gold karat (including gold-copper-silver, gold-silver, gold-copper), gold purity%(including gold-copper-silver, gold-silver, gold-copper)
5. With the function of high limit and low limit, the wide karat range from 9K to 24K and the data of HI and LO can be set freely.