Area 1 Detector Element Weight % Atomic % Uncert. % Correction k-Factor ------- -------- -------- --------- ---------- -------- Al(K) 35.87 78.72 0.17 0.92 1.033 Hf(L) 64.12 21.27 0.33 0.99 3.609 Area 2 Detector Element Weight % Atomic % Uncert. % Correction k-Factor ------- -------- -------- --------- ---------- -------- Al(K) 97.34 99.58 0.35 0.92 1.033 Hf(L) 2.65 0.41 0.07 0.99 3.609 Point 1 Detector Element Weight % Atomic % Uncert. % Correction k-Factor ------- -------- -------- --------- ---------- -------- Al(K) 53.90 88.55 0.22 0.92 1.033 Hf(L) 46.09 11.44 0.29 0.99 3.609