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← Document results/DEP Box 29/ICPMS 5/21/02
Document / 217 pages

ICPMS daily performance check report, May 21, 2002

Machine-extracted title · confidence 98%

Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 21, 2002.

NYC-WTC_000053939–000054155

Folder label: “ICPMS 5/21/02”

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NYC 9/11 Public Portal Document

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff Be 9 105.871 Li 6 83.767 > Sc-1 45 82.641 Cr 52 99.886 Cr 53 101.254 Mn 55 98.556 Co 59 98.551 Ni 60 97.518 Cu 63 98.841 Cu 65 98.097 Zn 66 109.068 Zn 67 103.547 Zn 68 107.734 > Ge 72 84.336 As 75 107.710 Se 77 113.826 Se 82 112.898 As-1 75 91.166 Kr 83 Ag 107 92.942 Cd 111 101.374 Cd 114 101.745 In 115 86.300 Sb 121 104.525 Sb 123 104.777 Ba 135 98.887 Ba 137 99.459 Ho 165 > Tb 159 91.726 Hg 201 104.325 Hg 202 101.962 TI 205 98.243 Pb 208 97.148 Calibration Analyte MassCurve Type Correlation Coefficient ’ Be 9Linear Thru Zero 0.999998 .> Li 6Linear Thru Zero > Sc-1 45Linear Thru Zero Cr 52Linear Thru Zero 0.999999 Cr 53Linear Thru Zero 0.999998 Mn 55Linear Thru Zero 0.999996 Co 59Linear Thru Zero 0.999982 Ni 60Linear Thru Zero 0.999971 Cu 63Linear Thru Zero 1.000000 Cu 65Linear Thru Zero 1.000000 ’ Zn 66Linear Thru Zero 0.999977 Zn 67Linear Thru Zero 0.999921 Zn 68Linear Thru Zero 0.999997 > Ge 72Linear Thru Zero As 75Linear Thru Zero 0.999947

Sample ID: AE10813 Report Date/Time: Tuesday, May 21,2002 13:32:01 Page 2

NYC-WTC_000054070

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NYC-WTC_000054070Source: NYC Law Department, mirrored locally

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