Detail ÿ Certified Ore Grade Base Metal Reference Material Product Code GBM307-12
ÿ Certified Ore Grade Base Metal Reference Material Product Code GBM307-12
Certified Control Values
Element Grade Standard Deviation Num of Analyses Confidence Interval
Nickel ( ppm) 51565 2606 45 + / - 792
Copper ( ppm) 2157 83 52 + / - 23
Zinc ( ppm) 509 nr nr nr
Lead ( ppm) 173 nr nr nr
Cobalt ( ppm) nr nr nr nr
Silver ( ppm) nr nr nr nr
Sulphur ( % ) 8.79 0.50 31 + / - 0.19
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