Fonctionnalité:
This kit is used to verify the gold content in items!
Apply a drop of this solution to a small sample of the item to be tested onto the test stone.
then the real gold will stay on the touchstone, false one will be dissolved or oxidized to blue
If the sample disappears, then the item is below the karat of the solution
This solution works for testing any gold which you believe to be 10K, 14K, 18K, 22-24K, Argent, and Platinum pure.
Acid changes color based on purity. Très facile à utiliser,
Ideal for testing jewelry, pièces, or antique, argent, objets de collection en platine, et plus!
Conseils chaleureux:
If u want test your gold ring is real or not, just need rub black stone, and leave a small sample on stone,
Apply a drop acid test on stone. real gold will tay on the touchstone, false one will be dissolved.
Caractéristiques:
Matériel: High purity Graphite Stone & Acid Testing Water,
Taille: Comme image
Note:
Size for manual measurement, there may be a 0 à 2 Erreur CM, belongs to the normal phenomenon.
And due to the difference between different monitors, L'image peut ne pas refléter la couleur réelle de l'élément. Merci!
Package comprend:
1 Set X Acid Testing Water & Graphite Stone.
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