92.5 and 99.99 Silver CRM Set - Certified Reference Materials - Precious Metals - For XRF Analyzers
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The Silver Standard SET 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 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 consist of Pure and Sterling Silver.