|Analyte||Certified Value||1SD||95% Confidence Low||95% Confidence High||Method|
|Cu, Copper (wt.%)||20.66||0.053||20.59||20.73||Classical Wet Chemistry|
|Au, Gold (ppm)||47.04||0.219||46.70||47.37||Pb Fire Assay|
|Ag, Silver (ppm)||48.1||0.90||47.2||49.1||4-Acid Digestion|
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