Detail Certified Geochem Base Metal Reference Material Product Code GBM313-8
Certified Geochem Base Metal Reference Material Product Code GBM313-8
Certified Control Values
Total Digest
Element Grade Standard Deviation Num of Analyses Confidence Interval
Nickel ( ppm) 35 5 54 + / - 1.4
Copper ( ppm) 58 8 59 + / - 2.1
Zinc ( ppm) 114 9 54 + / - 2.4
Lead ( ppm) 6 3 35 + / - 1.2
Arsenic ( ppm) 2 nr nr nr
Cobalt ( ppm) 36 3 51 + / - 0.8
Silver ( ppm) 0.4 nr nr nr
Partial Digest
Element Grade Standard Deviation Num of Analyses Confidence Interval
Nickel ( ppm) 9 2 32 + / - 0.6
Copper ( ppm) 50 5 59 + / - 1.4
Zinc ( ppm) 51 4 41 + / - 1.2
Lead ( ppm) 3 nr nr nr
Arsenic ( ppm) 2 nr nr nr
Cobalt ( ppm) 17 10 48 + / - 2.9
Silver ( ppm) 0.6 nr nr nr
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