Easily verify if your item is real gold, silver, or platinum using this Touch Stone Test Kit.

Perfect for testing jewellery, coins, antiques, and collectibles, it delivers quick and visible results using acid-based verification.

Main Features:

• Tests gold, silver, and platinum authenticity
• Simple touchstone method – no complex equipment needed
• Suitable for jewellery, coins, and antique metals
• Provides fast results in seconds
• Compact and easy to store

How to Use:

1. Rub the metal item on the black touchstone to leave a small trace.

2. Apply a drop of acid on the trace.

3. Observe results — genuine gold, silver, or platinum remains on the stone; fake materials dissolve or oxidize to blue.

4. Higher purity metals require more acid to dissolve.

Please Note:

• This kit confirms metal type but does not indicate purity or karat level.

• Use with care: contains acid; handle with gloves and eye protection.

Specification:

• Acid Testing Water: 4.5 × 3 cm (3 mL)

• Graphite Stone: 8 × 5.5 cm

• Quantity: 1 set

• Application: Gold, Silver, Platinum authenticity testing