OREAS H5

OREAS H5 was prepared from samples sourced from the Hedges Gold Mine located within the Saddleback Greenstone Belt, 130 kms southeast of Perth, Western Australia. It has been certified for Ag, As, Au, Bi, Cd, Co, Cr, Cu, Fe, Mn, Mo, Ni, P, Pb, V and Zn.

Analyte Certified Value 1SD 95% Confidence Limits Low 95% Confidence Limits High Method
Au, Gold (ppb) 47 6 43 52 Pb Fire Assay
Cu, Copper (ppm) 99 5.5 94 104 Aqua Regia Digestion
Ag, Silver (ppm) 1.92 0.180 1.68 2.16 Aqua Regia Digestion
As, Arsenic (ppm) 0.008 0.002 0.007 0.010 Aqua Regia Digestion
Au, Gold (ppb) 57 9 50 63 Aqua Regia Digestion
Bi, Bismuth (ppm) 5.44 0.480 4.81 6.07 Aqua Regia Digestion
Cd, Cadmium (ppm) 1.28 0.23 1.03 1.53 Aqua Regia Digestion
Co, Cobalt (ppm) 3.68 0.63 3.05 4.31 Aqua Regia Digestion
Cr, Chromium (ppm) 31.1 2.36 29.0 33.1 Aqua Regia Digestion
Fe, Iron (wt.%) 0.813 0.079 0.730 0.896 Aqua Regia Digestion
Mn, Manganese (wt.%) 0.007 0.001 0.006 0.008 Aqua Regia Digestion
Mo, Molybdenum (ppm) 7.22 1.15 5.97 8.48 Aqua Regia Digestion
Ni, Nickel (ppm) 11.9 1.5 10.6 13.2 Aqua Regia Digestion
P, Phosphorus (wt.%) 0.010 0.001 0.008 0.012 Aqua Regia Digestion
Pb, Lead (ppm) 36.1 5.1 32.0 40.3 Aqua Regia Digestion
V, Vanadium (ppm) 35.0 1.70 33.2 36.8 Aqua Regia Digestion
Zn, Zinc (ppm) 6.58 0.79 5.94 7.22 Aqua Regia Digestion
Downloads
Certificate DataPack SDS NRAM (231 KB)
Archived

This CRM is no longer available.
Information is provided for reference only.

Specifications