List of products by brand REX Components

REX Components is an Italian company founded in 1970, specialising in the production of precious metal assay reagents and the sale of both synthetic and natural touchstones. With over 50 years of experience, the company has established itself as a point of reference for operators in the goldsmith, watchmaking, laboratory and technology industries.

Main Products:

• Reagents for PreciousMetals: REX Components offers a complete range of acids for testing the authenticity and purity of precious metals such as gold and silver. Their reagents are available for different gold carats, including 9k, 12k, 14k, 18k, 21k and 22k. For example, 22k gold test acid is available in 10 ml bottles.

• Touchstones: The company markets both synthetic and natural touchstones, which are essential tools for determining the purity of precious metals during analysis.

How to Use the Reagents:

To perform an accurate test, it is recommended to use a touchstone. Gently rub the metal on the stone, leaving a trace, and apply a drop of the specific reagent for the desired carat. The resulting chemical reaction helps determine the purity of the metal tested.

Clientele:

The products of REX Components are used by a wide range of professionals, including:

• Metal benches
• Goldsmiths and watchmakers
• Analytical laboratories
• Automotive and technology industries

The combination of decades of experience, constant research and passion has made REX Components a leader in the precious metal reagents sector, recognised internationally for the quality of its products and customer focus.