New to testing? Our best-selling Professional Kit covers 10K, 14K, 18K & 22K gold with acid solutions and a testing stone — everything you need to get started confidently.
Testing across the widest range — 9K to 22K gold plus silver and platinum, with a testing stone included. Ideal for pawn shops, refiners and resellers who see mixed metals daily.
Mostly buying silver items and 14K gold? This kit adds an acid neutralizer for safer testing at a lower price point — a smart pick for occasional or lighter use.
