ÿ Certified Gold Reference Material Product Code G399-2
ÿ Certified Gold Reference Material Product Code G399-2
Certified Control Values
50 gram Fire Assay :
Gold Grade 1.46 ppm
Standard Deviation 0.09 ppm
Confidence Interval + / - 0.018 ppm
Aqua Regia Digest :
Gold Grade 1.44 ppm
Standard Deviation 0.09 ppm
Confidence Interval + / - 0.0