Detail ÿ Certified Ore Grade Base Metal Reference Material Product Code GBM310-15
ÿ Certified Ore Grade Base Metal Reference Material Product Code GBM310-15
Certified Control Values
Element Grade Standard Deviation Num of Analyses Confidence Interval
Nickel ( ppm) 293 nr nr nr
Copper ( ppm) 237854 8084 231 + / - 1050
Zinc ( ppm) 11931 499 220 + / - 66
Lead ( ppm) 3327 170 216 + / - 23
Cobalt ( ppm) nr nr nr nr
Silver ( ppm) 78.8 4.4 216 + / - 0.6
Sulphur ( % ) 27.62 0.96 175 + / - 0.14
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