1 thought on “Where can Dongguan identify the gold content? Or can general gold shops help identify? How to identify and how long it will take to produce results.”
Leave a Comment
You must be logged in to post a comment.
You must be logged in to post a comment.
Gold bricks or gold jewelry
generally, there is no such instrument in the gold shop. You can go to the local precious metal testing institution to have a look.
otherwise, you can use a simple method: quality / weight in water / 1.94 to get the approximate gold content