Geochemistry

 
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Geochemistry Analysis

PRECIOUS METALS
Fire Assay with A.A.- ICP Finish
Element
Sample Weight
Method
Detection Limit
Gold (Au)
30 g
Fire Assay Fusion
5.0 ppb
Gold (Au)
Platinum (Pt)
Palladium (Pd)
30 g
Fire Assay Fusion
5.0 ppb
Rhodium (Rh)
30 g
Fire Assay Fusion
5.0 ppb

ATOMIC ABSORPTION ANALYSIS
Element
Detection Limit
Cadmium (Cd)
0.1 ppm
Cobalt (Co)
1.0 ppm
Copper (Cu)
1.0 ppm
Iron (Ce)
1.0 ppm
Lead (Pb)
1.0 ppm
Manganese (Mn)
1.0 ppm
Nickel (Ni)
1.0 ppm
Silver (Ag)
0.1 ppm
Zinc (Zn)
1.0 ppm

•
Standard digestion of these samples entails use of hot aqua-regia (no extra cost).
•
Partial solubility may exist with certain materials.
•
Background correction is applied where applicable (no extra cost).
•
Partial extractions are available as well as other mixed acid extractions.

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