Alloy Geek Rare Earth Element Reference Material - Medium

AG-REE-MED | REE Containing Carbonatite Sample | Prepared 32mm XRF Sample Cup Advance your rare earth element analysis with the Alloy Geek Rare Earth Element Reference Material - Med, also known as AG-REE-MED. This Reference Material (RM) is expertly manufactured from a blended carbonatite ore and Georgia-sourced calcium carbonate, delivering a reliable total light rare earth content of 0.74 wt%. Certified under ISO 17034 and suitable for XRF, this mid-level REE standard is optimized for calibration, quality control, and method validation in geochemical and industrial laboratories. Key Features: ISO 17034 Reference Material Light Rare Earth Element (LREE) Content: 0.74 wt% Compatible with XRF Made in the USA with High Purity CaCO₃ and LREE Ore Backed by Alloy Geek’s Expert Support and Same-Day Shipping Applications: Instrument calibration and standardization Rare earth element method validation Quality assurance f