Detail ÿ Certified Ore Grade Base Metal Reference Material Product Code GBM310-11
ÿ Certified Ore Grade Base Metal Reference Material Product Code GBM310-11
Certified Control Values
Element Grade Standard Deviation Num of Analyses Confidence Interval
Nickel ( ppm) 21031 1095 155 + / - 174
Copper ( ppm) 11494 458 189 + / - 66
Zinc ( ppm) 141 nr nr nr
Lead ( ppm) 38 nr nr nr
Cobalt ( ppm) nr nr nr nr
Silver ( ppm) 3.5 0.6 85 + / - 0.14
Sulphur ( % ) 17.62 0.71 133 + / - 0.12
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