Materials Identification Services- Metals 

Spectroscopic Techniques for Metal Identification

Determining the precise chemistry of bulk metals and trace elements is accomplished using a suite of advanced spectroscopic methods. Our metallurgy team selects the optimal technique based on your sample geometry, material class, and required detection limits:

• Optical Emission Spectrometry (OES): The premier choice for rapid, high-precision elemental profiling of ferrous and non-ferrous alloys. OES utilizes an electrical spark to vaporize metal surfaces, delivering an instantaneous percentage breakdown of carbon, nitrogen, and alloying elements.
• X-Ray Fluorescence (XRF): A fast, non-destructive method utilizing primary X-rays to trigger elemental fluorescence. Ideal for rapid alloy grade sorting, sheet metal identification, and initial material screening.
• ICP Analysis (ICP-AES / ICP-OES): Involves dissolving or digesting the metal sample into an aqueous solution before introducing it to a high-temperature plasma torch. ICP delivers unparalleled accuracy when measuring trace-level impurities or complex, multi-component chemical matrices.

Critical Applications of Metal Chemistry Verification

Our chemical and spectroscopic analysis provides the foundational data required to satisfy multiple quality assurance and engineering checkpoints:

• Positive Material Identification (PMI): Rapidly sorting and verifying mixed alloy stocks before they enter your production line to avoid costly structural failures.
• Trace Contaminant Screening: Identifying ultra-low concentrations of tramp elements, inclusions, or unexpected chemical impurities that alter material behavior.
• Vendor & Supply Chain Auditing: Providing independent, third-party laboratory verification to ensure that international suppliers are delivering materials that strictly meet your procurement specifications.