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Touchstone black to test silver and determine the karat value of gold. Rub the needle of your tester and the object you want to analyse on the touchstone, then pour some drops of acid to see the karat value. 60X40X6 MM – 1PC
2 in stock
€19,03
2 in stock
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FOV is a brand of
LEGOR GROUP S.P.A.
Via del Lavoro, 1
36050 Bressanvido (VI) – Italy