Detail Certified Geochem Base Metal Reference Material Product Code GBM309-4
Certified Geochem Base Metal Reference Material Product Code GBM309-4
Certified Control Values
Element Grade Standard Deviation Num of Analyses Confidence Interval
Nickel ( ppm) 56 9 74 + / - 2.2
Copper ( ppm) 22334 1047 81 + / - 232.9
Zinc ( ppm) 914 63 77 + / - 14.3
Lead ( ppm) 795 55 79 + / - 12.3
Arsenic ( ppm) 83 7 61 + / - 1.8
Cobalt ( ppm) 89 9 69 + / - 2.3
Silver ( ppm) 42.3 2.7 75 + / - 0.6
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