Au.26.01 (0.48 ppm Au, 75.5 ppm Ag)
$7.95Price
Geochemical reference material for gold and silver. Created from material from a low-sulfidation epithermal system near Tonopah, Nevada.
Certified values: Au: 0.479 ppm (Fire Assay); 95% confidence interval 0.411 to 0.546 ppm; SD 0.034 ppm Ag: 75.5 ppm (Aqua Regia); 95% confidence interval 66.6 to 84.4 ppm; SD 4.45 ppm
Supplied in 60 g sachets.
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Certificate of Analysis
Certified values: Au: 0.479 ppm (Fire Assay); 95% confidence interval 0.411 to 0.546 ppm; SD 0.034 ppm Ag: 75.5 ppm (Aqua Regia); 95% confidence interval 66.6 to 84.4 ppm; SD 4.45 ppm
Additional metal concentrations
As
Cu
Mn
S
Sb
153.2
377.7
1660.8
0.79%
116.4
Concentrations are in ppm unless otherwise noted. Values are for informational purposes only and not certified.