Detail Certified Geochem Base Metal Reference Material Product Code GBM397-7
Certified Geochem Base Metal Reference Material Product Code GBM397-7
Certified Control Values
Element Grade Standard Deviation Num of Analyses Confidence Interval
Nickel ( ppm) 243 21 91 + / - 4.4
Copper ( ppm) 687 43 113 + / - 8
Zinc ( ppm) 801 59 104 + / - 11.6
Lead ( ppm) 908 73 103 + / - 14.2
Arsenic ( ppm) 770 61 85 + / - 13.3
Cobalt ( ppm) nr nr nr nr
Silver ( ppm) 3.1 0.7 89 + / - 0.1
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