Detail Certified Geochem Base Metal Reference Material Product Code GBM311-9
Certified Geochem Base Metal Reference Material Product Code GBM311-9
Certified Control Values
Element Grade Standard Deviation Num of Analyses Confidence Interval
Nickel ( ppm) 306 22 160 + / - 3.4
Copper ( ppm) 124 10 190 + / - 1.4
Zinc ( ppm) 72 21 186 + / - 3.1
Lead ( ppm) 28 6 171 + / - 0.9
Arsenic ( ppm) 3 1 69 + / - 0.3
Cobalt ( ppm) 34 7 161 + / - 1
Silver ( ppm) 0.7 0.6 71 + / - 0.15
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