Nickel Acid Testing Solution

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Nickel in jewelry, watchbands, keys and other common metal objects can cause irritation and other issues. 1/2oz shatterproof bottles, to protect from cross contamination, allows th e user to easily squeeze out one drop at a time. ·Latex Gloves are recommended with the use of any testing acids for safety place 2-3 drops on a cotton swab. Rub the moistened tip on the object for 5 seconds. If it contains nickel, the cotton will turn pink. Please be sure to test in an inconspicuous area, just in case the solution may discolor the metal Made in the USA. Show more