Description
Details
Betued Gold Touchstone, Testing Tools, Silver Acid Testing Tool Set: ▼ The gold test stone works as type of natural black mineral.The acid changes color depending on the purity. Very easy to use. ▼ Use: Special designed to verify the content of gold in the articles.
Key features
- ▼ The gold test stone works as type of natural black mineral.The acid changes color depending on the purity. Very easy to use
- ▼ Use: Special designed to verify the content of gold in the articles
- ▼ Effect: Apply an acid drop test on the touchstone, the real gold will remain on the touchstone, the fake will dissolve or oxidize to blue
- Colour: Common
Product specifics
- Brand: Betued
- Category: Jewellery Accessories
- Colour: Common
- Model: Betuedrgebqz1vu5-01
- Part number: Betuedrgebqz1vu5-01