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← Document results/DEP Box 29/ICPMS 5/22/02
Document / 217 pages

ICPMS daily performance check report, May 22, 2002

Machine-extracted title · confidence 98%

Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 22, 2002.

NYC-WTC_000054157–000054373

Folder label: “ICPMS 5/22/02”

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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 9 101.341 Li 6 82.573 Sc-1 45 83.401 Cr 52 96.964 Cr 53 96.774 Mn 55 97.439 Co 59 98.543 Ni 60 96.186 Cu 63 97.935 Cu 65 98.347 Zn 66 103.240 Zn 67 101.164 Zn 68 100.292 > Ge 72 86.180 As 75 102.459 Se 77 110.401 Se 82 112.511 As-1 75 89.494 Kr 83 Ag 107 85.495 Cd 111 99.395 Cd 114 97.423 In 115 86.796 Sb 121 101.917 Sb 123 101.945 Ba 135 95.242 Ba 137 94.963 Ho 165 > Tb 159 88.153/ Hg 201 100.713 Hg 202 100.924 TI 205 94.776 Pb 208 95.310 Calibration Analyte MassCurve Type Correlation Coefficient Be 9Linear Thru Zero 0.999986 Li 6Linear Thru Zero Sc-1 45Linear Thru Zero Cr 52Linear Thru Zero 0.999997 Cr 53Linear Thru Zero 0.999984 Mn 55Linear Thru Zero 1.000000 Co 59Linear Thru Zero 0.999993 Ni 60Linear Thru Zero 0.999928 Cu 63Linear Thru Zero 0.999993 Cu 65Linear Thru Zero 1.000000 Zn 66Linear Thru Zero 0.999973 Zn 67Linear Thru Zero 0.999961 Zn 68Linear Thru Zero 1.000000 > Ge 72Linear Thru Zero As 75Linear Thru Zero 0.999991

Sample ID: AE11425 Report Date/Time: Wednesday, May 22, 2002 12:26:07 Page 2

NYC-WTC_000054285

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NYC-WTC_000054285Source: NYC Law Department, mirrored locally

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