High-Grade Bullion Testing

Our precious metals testing team has the expertise to give you accurate and reliable gold and silver bullion results. For either gold or silver bullion, we offer several methods of analysis, including inductively coupled plasma (ICP), fire assay cupellation and/or chemical titration. We will work with you to determine the best methodology to deliver the analysis you need.

At Ledoux & Co., our full-service laboratory follows the strictest guidelines, procedures and quality control measures to maintain accuracy and precision.  We document, review and repeatedly meet high standards necessary to maintain our ISO 17025 accreditation. This includes the use of proper standards traceable to the National Institute of Standards & Technology (NIST). We use only the most trusted methods to assay a wide variety of automotive and petrochemical catalysts, as well as precious metals and base metals, in all types of materials. Our assay results are commercial grade and used for umpires, control purposes and financial exchanges.