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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

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE11603 Sample Date/Time: Wednesday, May 22, 2002 14:25:46 Sample Type: Spike -1 Sample Description: Number of Replicates: 3 Method File: c:\winnt\profiles\lrd1\elandata\Method\_NEWN.mth Dataset File: c:\winnt\profiles\lrd1\elandata\Dataset\newyork city\AE11603.332 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 16067.683 1.600 0.365 50.79959 1.58ug/L Li 6 43952.108 1.250 43952.108 ug/L Se-1 45 334383.353 1.082 334383.353 ug/L Cr 52 337715.030 1.541 0.994 48.04357 2.26 ug/L Cr 53 40227.558 1.608 0.119 47.91381 2.13 ug/L Mn 55 768360.865 2.698 2.296 66.96612 3.58 ug/L Co 59 407033.192 0.625 1.217 49.01957 1.08 ug/L Ni 60 82374.039 1.169 0.246 47.56406 2.22 ug/L Cu 63 214679.032 1.500 0.642 56.45167 2.22 ug/L Cu 65 104749.812 1.346 0.313 55.96970 0.75 ug/L Zn 66 69553.758 0.516 0.897 54.10785 1.34 ug/L Zn 67 12148.236 2.541 0.156 53.07811 0.99 ug/L Zn 68 52091.366 1.729 0.671 54.16157 1.52 ug/L Ge 72 76989.472 1.855 76989.472 ug/L As 75 88914.552 0.479 1.018 50.49913 2.39 ug/L Se 77 9022.509 3.048 0.100 54.08776 4.45 ug/L Se 82 9045.701 2.534 0.118 53.85219 3.39 ug/L As-1 75 75513.083 0.528 75356.080 43.95573 0.53 ug/L Kr 83 4060.614 1.935 -581.619 ug/L Ag 107 387332.513 0.304 0.362 45.08068 1.07 ug/L Cd 111 108705.585 1.562 0.102 49.42304 0.78 ug/L Cd 114 256523.736 1.280 0.240 49.36770 0.93 ug/L > In 115 1069584.228 0.779 1069584.228 ug/L Sb 121 371505.461 1.110 0.347 51.31390 1.72 ug/L Sb 123 286874.541 1.436 0.268 51.42898 1.08 ug/L Ba 135 137837.488 0.644 0.083 63.88749 0.87 ug/L Ba 137 242033.575 2.125 0.146 64.18126 2.04 ug/L Ho 165 1696673.955 1.194 0.023 ug/L > Tb 159 1656092.839 1.512 1656092.839 ug/L Hg 201 5189.199 1.596 0.003 4.21630 0.95 ug/L Hg 202 11825.138 1.394 0.007 4.25827 0.46 ug/L TI 205 1229256.080 0.780 0.742 47.47453 1.10 ug/L Pb 208 1682550.924 0.689 1.015 47.87280 0.89 ug/L

Sample ID:AE11603 Report Date/Time: Wednesday, May 22, 2002 14:27:59 Page 1

NYC-WTC_000054329

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