Product Dimensions (LxBxH): 152.40 x 76.20 x 12.70 m
Weight: 500.00 gm
Manufacturer: Luxuro
Brand: Luxuro
Model: #54
HS Code: 82055930
SKU: #54
The Gold Testing Black Stone (6"x3"x1/2") is a professional-grade tool specially designed for accurate precious metal testing. Its smooth and finely polished black surface allows jewelers to easily rub metal samples and apply testing acids for instant purity verification.
This testing stone for gold purity analysis is widely used in jewelry manufacturing, gold appraisal, and metal refining industries. The dark background ensures high visibility of streaks, making it easier to distinguish between different karat levels of gold.
Built with strong and durable material, this gold assay testing stone ensures long-term performance even with daily professional use. It is an essential and reliable tool for anyone working in gold evaluation and jewelry testing fields.
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