22K Gold CRM - Certified Reference Materials - Precious Metals - For XRF Analyzers

The 22k Gold Standard by The XRF Company is a certified reference material to meet your gold analysis needs. This large precious metal reference material measures at 1/4 inch by 1/4 inch.  Whether you are using an XRF gun or a different type of analyzer, this our 22 karat precious metal meets the ISO Guides 31, 34, and 35. It is a certified reference material as defined by ISO Guide 30.  

This check sample consists of 91.69% Au, 4.59% Ag, 3.70% Cu, and 0.02% Zn and measures at 1/4'' by 1/4''.