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← Document results/DEP Box 29/ICPMS 5/14/02
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ICPMS daily performance check report, May 14, 2002

Machine-extracted title · confidence 98%

Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 14, 2002.

NYC-WTC_000053389–000053503

Folder label: “ICPMS 5/14/02”

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NYC 9/11 Public Portal Document

Ni 60 109.788 Cu 63 108.441 Cu 65 108.914 Zn 66 105.367 Zn 67 102.078 Zn 68 107.221 > Ge 72 84.982 As 75 102.563 Se 77 108.088 Se 82 109.395 Kr 83 Ag 107 86.093 > In 115 85.556 Sb 121 109.095 Sb 123 109.448 Ba 135 88.689 Ba 137 87.488 Tb 159 98.137 Hg 201 96.495 Hg 202 97.318 TI 205 92.580 Pb 208 89.488 Calibration Analyte MassCurve Type Correlation Coefficient Be 9Linear Thru Zero 0.999981 Sc-1 45Linear Thru Zero Cr 52Linear Thru Zero 0.999904 Cr 53Linear Thru Zero 0.999990 Mn 55Linear Thru Zero 0.999989 Ni 60Linear Thru Zero 0.999999 Cu 63Linear Thru Zero 0.999999 Cu 65Linear Thru Zero 0.999996 Zn 66Linear Thru Zero 0.999990 Zn 67Linear Thru Zero 0.999992 Zn 68Linear Thru Zero 0.999998 > Ge 72Linear Thru Zero As 75Linear Thru Zero 0.999996 Se 77Linear Thru Zero 0.999964 Se 82Linear Thru Zero 0.999994 Kr 83Linear Thru Zero Ag 107Linear Thru Zero 0.999985 In 115Linear Thru Zero Sb 121 Linear Thru Zero 0.999937 Sb 123Linear Thru Zero 0.999881 Ba 135Linear Thru Zero 0.999906 Ba 137Linear Thru Zero 0.999955 Tb 159Linear Thru Zero Hg 201 Linear Thru Zero 0.999776 Hg 202Linear Thru Zero 0.999858 TI 205Linear Thru Zero 0.999484 Pb 208Linear Thru Zero 0.999961

Sample ID: AE09766 Report Date/Time: Tuesday, May 14, 2002 11:10:33 Page 2

NYC-WTC_000053447

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NYC-WTC_000053447Source: NYC Law Department, mirrored locally

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