≤ 3ppb Au + 45.4ppm Cu + 21.9ppm Pb (granodiorite) OREAS 20a - 10g

CAD$3.70 each

OREAS 20a has been prepared from barren I-Type hornblende-bearing granodiorite sourced from the Upper Devonian Lysterfield granodiorite complex located in south-eastern Melbourne, Australia. It is characterised for multiple analytical methodologies for full ICP-OES and ICP-MS elemental suites and contains very low background gold of less than 3 parts per billion.

OREAS 20a is a SuperCRM®
 
CRM Code Principle Certified Values State Matrix Mineralization
OREAS 20a Au <3ppb Cu 45.4ppm Pb 21.9ppm primary granodiorite barren
 
 

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