Detail Certified Geochem Base Metal Reference Material Product Code GBM906-6
Certified Geochem Base Metal Reference Material Product Code GBM906-6
Certified Control Values
Element Grade Standard Deviation Num of Analyses Confidence Interval
Nickel ( ppm) 13 4 119 + / - 0.7
Copper ( ppm) 174 25 145 + / - 4.1
Zinc ( ppm) 210 14 138 + / - 2.4
Lead ( ppm) 290 14 127 + / - 2.5
Arsenic ( ppm) 9 3 78 + / - 0.7
Cobalt ( ppm) 8 3 112 + / - 0.6
Silver ( ppm) 389.7 21.1 115 + / - 3.9
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