Detail Certified Geochem Base Metal Reference Material Product Code GBM313-10
Certified Geochem Base Metal Reference Material Product Code GBM313-10
Certified Control Values
Total Digest
Element Grade Standard Deviation Num of Analyses Confidence Interval
Nickel ( ppm) 25 4 54 + / - 1
Copper ( ppm) 268 9 51 + / - 2.6
Zinc ( ppm) 86 4 47 + / - 1.3
Lead ( ppm) 29 7 55 + / - 1.8
Arsenic ( ppm) 3 nr nr nr
Cobalt ( ppm) 22 2 54 + / - 0.6
Silver ( ppm) 3.2 0.2 47 + / - 0.06
Partial Digest
Element Grade Standard Deviation Num of Analyses Confidence Interval
Nickel ( ppm) 13 2 34 + / - 0.6
Copper ( ppm) 273 17 64 + / - 4.2
Zinc ( ppm) 59 8 51 + / - 2.3
Lead ( ppm) 21 4 50 + / - 1.2
Arsenic ( ppm) 2 nr nr nr
Cobalt ( ppm) 14 5 48 + / - 1.6
Silver ( ppm) 3.2 0.1 53 + / - 0.04
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