Alloy Geek 22K Gold Certified Reference Material

Alloy Geek 22K Gold Certified Reference Material The 22K Gold Standard is a top-tier Certified Reference Material (CRM), exclusively prepared for enhancing the precision and consistency of gold analysis. Meeting the stringent standards outlined in ISO Guides 31, 34, and 35, this CRM assures its global applicability and reliability for precise gold assessments. It exhibits a certified chemical composition (by weight percent) of 91.69% Gold, along with 4.59% Silver, 3.70% Copper, and 0.02% Zinc, offering a high-purity benchmark for analytical purposes. The 22K Gold Standard sample, with a convenient size of approximately a 1/2 inch square, allows a comprehensive and accurate assessment, ensuring the reliability and repeatability of gold analyses. Element Certified Reference Value (weight %) Gold 91.69 Silver 4.59 Copper 3.70 Zinc 0.02 Endorsed by the standards of ISO Guide 30, the 22K Gold Standard is firmly e