JSP Silver Testing Solution and 2x3 Testing Stone
Regular price $12.99
Silver test acid solution in liquid form for checking for silver purity. It has a color-coded lid. In a sturdy, plastic bottle, which allows one drop to be squeezed out one at a time. Shelf life is 1 year after opening, 2 year max if unopen. Testing stone is 2 x 3. Used to scratch testing object. Jet black material.
