Detail ÿ Certified Ore Grade Base Metal Reference Material Product Code GBM911-14
ÿ Certified Ore Grade Base Metal Reference Material Product Code GBM911-14
Certified Control Values
Element Grade Standard Deviation Num of Analyses Confidence Interval
Nickel ( ppm) 32361 1246 138 + / - 211
Copper ( ppm) 2856 116 186 + / - 17
Zinc ( ppm) 180 nr nr nr
Lead ( ppm) 91 nr nr nr
Cobalt ( ppm) nr nr nr nr
Silver ( ppm) 1.7 0.6 135 + / - 0.1
Sulphur ( % ) 10.53 0.41 127 + / - 0.07
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