- PuriTEST 18K Testing Acid Solution 0.5 oz. (14 g)
- PuriTEST 2''x2'' Test Stone with rubber backing for non-slip desktop testing!
- PuriTEST N35 Neodymium Magnet 2 inch x 3/4 inch x 1/8 inch with Nickel Coating
Can pull up to 200LBS!!
Rare earth magnets detect iron particles from jewelry and coins. This is a perfect tool for detecting impurities in precious metals. This rare earth magnet will determine the purity of gold and silver!
Take your coin or piece of jewelry and place the magnet on top of the object. Slowly tilt your metal item to see if the metal sticks.
Easy to follow instruction booklet with color chart included!
If you have any further questions, please feel free to contact us. We look forward to serving you in the future.