SPENT CATALYST TESTING
From aluminum to zinc, gold to palladium – our full service laboratory can analyze any element accurately and timely.
Base metals are widely used in commercial and industrial applications such as construction and manufacturing; i.e., aluminum, copper, lead, nickel, tin and zinc. We can accurately quantify these elements to ensure all of your business needs, goals and investments. Click for more …
We provide on-site witnessing at all processing facilities. We are your "eyes and ears" for your material and are present at all times. We thoroughly document all data during the entire process. We know the value of your investment and treat your material like their own. Click for more …
Gold, palladium, platinum or any other rare earth metals, we have the experience to test your precious metals precisely and accurately. Depending upon your material, we can test for precious metals via multiple methods, i.e., fire assay, gravimetric, ICP or diluted separations. Click for more …
Analyzing spent automotive catalysts and petrochemical catalysts are at the cornerstones of our business success. For over 45-years, we have consistently delivered accurate PGM results to our worldwide customers. PGM recovery is economically and environmentally beneficial. Click for more …
Quality Value Proposition
Time vs. cost vs. quality dilemma. For any given project, you never get to choose all three simultaneously. One of the three gets sacrificed. However, with our analysis, we never sacrifice quality. Quality is a constant and providing our customers with the scientific truth is essential.
Ledoux & Co.
We are an independent commercial metallurgical laboratory with expertise in fire assay, wet chemistry and instrumental analysis. Our global client base ranges from leading Fortune 500 corporations to family-owned businesses.
Manufacturers, fabricators, recyclers, smelters, refiners, e-scrappers and other users of or dealers in precious metals, base metals, trace metals, minerals and ores have entrusted our services since 1880.
Why Work with Us
Accuracy and Integrity Since 1880
What Our Customers Say
Don’t take our word for it. Read what our customers think about us.