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ICPMS daily performance check report, May 24, 2002

Machine-extracted title · confidence 98%

Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 24, 2002.

NYC-WTC_000054375–000054546

Folder label: “ICPMS 5/24/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE11572 Sample Date/Time: Friday, May 24, 2002 12:41:31 Sample Type: Spike -1 Sample Description: MSD Number of Replicates: 3 Method File: c:\winnt\profiles\lrd1\elandata\Method\_NEWN.mth Dataset File: c:\winnt\profiles\lrd1\elandata\Dataset\newyork city\AE11572.391 Aliquot Volume (mL): Diluted To Volume (mL):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Cone. Mean Cone. RSD Sample Unit Be 9 18758.187 0.257 0.348 49.71796 1.24 ug/L Li 6 53958.544 1.097 53958.544 ug/L > Sc-1 45 396512.120 0.692 396512.120 ug/L Cr 52 413869.858 1.666 1.028 49.59087 0.99 ug/L Cr 53 49687.246 0.412 0.124 50.24900 0.88 ug/L Mn 55 1421106.527 1.734 3.582 104.19285 1.09 ug/L Co 59 462116.234 0.849 1.165 47.79585 1.02 ug/L Ni 60 96579.640 1.056 0.243 48.83432 0.41 ug/L Cu 63 207200.860 0.981 0.522 49.37451 0.58 ug/L Cu 65 100356.976 1.532 0.253 49.09135 1.46 ug/L Zn 66 70101.987 1.507 0.862 51.88329 1.84 ug/L Zn 67 12416.265 1.020 0.152 51.88297 0.49 ug/L Zn 68 52727.666 0.659 0.648 52.40079 0.20 ug/L Ge 72 80580.360 0.578 80580.360 ug/L As 75 100479.729 0.463 1.095 53.76536 0.24 ug/L Se 77 10449.262 1.303 0.111 58.28218 1.74 ug/L Se 82 10331.282 1.558 0.128 56.22625 2.08 ug/L As-1 75 84606.080 1.030 84498.078 45.00518 1.03 ug/L Kr 83 4640.897 1.180 -106.390 ug/L Ag 107 439854.443 11.457 0.419 53.23946 12.80 ug/L Cd 111 108467.105 1.659 0.103 49.45324 0.71 ug/L Cd 114 253358.301 0.408 0.241 49.47752 1.83 ug/L In 115 1050527.816 1.765 1050527.816 ug/L Sb 121 367983.118 1.426 0.350 52.03687 1.74 ug/L Sb 123 281049.107 0.776 0.268 51.80923 0.99 ug/L Ba 135 163413.385 1.174 0.103 78.62445 0.74 ug/L Ba 137 284564.361 1.675 0.179 78.34594 2.06 ug/L Ho 165 1596392.484 1.394 -0.022 ug/L Tb 159 1590253.851 1.908 1590253.851 ug/L Hg 201 4635.228 0.228 0.003 4.04185 2.06 ug/L Hg 202 10415.067 1.207 0.007 3.95216 3.01 ug/L TI 205 1150443.567 0.407 0.723 46.70021 1.52 ug/L Pb 208 1582575.292 0.801 0.994 47.01882 1.35 ug/L

Sample ID: AE11572 Report Date/Time: Friday, May 24, 2002 12:43:27 Page 1

NYC-WTC_000054508

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