Your basket is empty.
Laval Europe, your specialist in jewellery making tools and supplies recommends this testing acid for 9ct gold in a glass dropper bottle with screw cap.
Rub the jewel to be tested on the touchstone, place a drop of acid on part of the mark left by the jewel.
If the mark disappears, the metal is not 9ct Gold. If the mark remains, the metal is 9ct Gold or above.
14 ml
To view rates, please login.