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  • Base Metal Analysis
  • Base Metal Testing (From Aluminum to Zinc)
  • Base metals, also known as common metals, are typically ordinary and inexpensive materials, compared to their sister precious metals.  However, that does not mean that these base metals are not valuable. On the contrary, these base metals are used in a variety of applications across many industries and are in high demand.  These base metals are commonly used because of…
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  • Electronic Scrap/Waste Testing
  • Electronic Scrap / Waste Testing of Silver, Gold, Palladium and Copper (Ag, Au, Pd, Cu)
  • Precious metals like palladium and gold, are used in almost all electronic devices for their strong electrical connectivity.  Therefore, these precious metals are found in old computers, televisions, cellular phones, circuit boards, semiconductors, and many other electronic units. Our electronic scrap / waste testing methods can be used to determine your e-waste's value for refineries, scrap vendors and collectors.  We also regularly…
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  • EO Catalyst Testing
  • Ethylene Oxide (EO) Catalyst Testing of Silver (Ag)
  • Ethylene oxide is used to produce a wide variety of consumer products. As a catalyst in EO production, silver is ever-present. Ledoux & Company can accurately test for soluble silver, insoluble silver and total silver with industry standard methods. At Ledoux & Co., our full-service laboratory follows the strictest guidelines, procedures and quality control measures to maintain accuracy and precision.  We document,…
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  • Fresh Catalyst Testing
  • Fresh Catalyst Testing (Pd, Pt)
  • We can accurately and timely test the amount of Palladium (Pd), Platinum (Pt) and other high-value metals found within your fresh catalyst material.  Prior to incorporating these precious metals into various industrial applications, the precise analysis of these materials is key to your business success. At Ledoux & Co., our full-service laboratory follows the strictest guidelines, procedures and quality control…
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  • Base Metal Analysis
  • Fuel Cell Component Analysis
  • As demand for electric vehicles (EVs) grows, so does the need for fuel cells and rechargeable batteries that power them. The batteries in those cars contain precious and rare earth metals like lithium, platinum, copper, cobalt, nickel and manganese. Every one of these elements needs to be analyzed properly and precisely for the successful operation of the fuel cells and…
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  • Bullion Testing
  • 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…
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  • LECO Analysis
  • LECO Analysis
  • Our Expertise Is Carbon and Sulfur LECO Analysis Our carbon and sulfur LECO analysis involves sample combustion and measurement of combustion gas absorption in the infrared region.  We weigh your sample material, heat and combust in a flow of pure oxygen.  As a result of this combustion process, the carbon and sulfur components are oxidized to form carbon dioxide (CO2)…
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  • Uncategorized
  • On-Site Precious Metals Representation (Weighing & Sampling)
  • Processing large amounts of materials is not an easy task and comes with many risks.  The main liability is the loss of material due to poor handling, quality variations, and possible theft.  Any one of these issues can result in financial losses for all parties involved.  The small investment of hiring an on-site weighing and sampling representative will eliminate these potential…
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  • Spent Catalyst Testing
  • Spent Automotive Catalyst Testing (Pd, Pt, Rh)
  • Spent Automotive Catalysts Spent automotive catalyst testing of Palladium, Platinum and Rhodium (Pd, Pt, Rh) elements by an independent,  ISO 17025 accredited laboratory is key to your financial investment.  Just as fresh catalyst can be sampled and tested for high-value precious metal content prior to being incorporated into various applications, so too can recycled automotive catalysts. You’ll find that they…
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