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ICPMS daily performance check report, May 3, 2002

Machine-extracted title · confidence 98%

Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 3, 2002.

NYC-WTC_000052963–000053092

Folder label: “ICPMS 5/3/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE08949 Sample Date/Time: Friday, May 03, 2002 12:29:04 Sample Type: Sample 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\AE08949.733 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 10.667 39.031 0.000 0.00072 1163.49 ug/L > Se-1 45 527026.948 1.844 527026.948 ug/L Cr 52 9447.668 1.252 0.002 0.10649 25.16 ug/L Cr 53 1464.799 4.302 0.001 0.55377 9.04 ug/L Mn 55 243263.473 1.747 0.457 13.67224 2.08 ug/L Ni 60 944.725 3.396 0.001 0.29077 6.27 ug/L Cu 63 6690.863 2.863 0.012 1.20553 1.96 ug/L Cu 65 3180.255 1.902 0.006 1.13596 3.25 ug/L Zn 66 3412.675 1.269 0.022 1.28839 2.51 ug/L Zn 67 718.702 0.700 0.005 1.48524 4.77 ug/L Zn 68 3040.205 1.635 0.021 1.64126 5.74 ug/L > Ge 72 102808.349 2.660 102808.349 ug/L As 75 8413.775 2.452 0.005 0.26206 5.28 ug/L Se 77 1085.794 3.839 0,000 0.23004 30.07 ug/L Se 82 2991.189 2.391 0.000 0.04943 83.90 ug/L Ag 107 328.676 29.080 0.000 0.00080 1203.62 ug/L Cd 111 54.001 8.486 -0.000 -0.00015 1174.56 ug/L Cd 114 124.163 9.970 -0.000 -0.00053 386.07 ug/L > In 115 1218989.385 0.757 1218989.385 ug/L Sb 121 444.015 4.703 0.000 0.04990 4.90 ug/L Sb 123 343.823 0.914 0.000 0.04960 1.54 ug/L Ba 135 38337.718 0.500 0.022 15.16640 2.17 ug/L Ba 137 71733.634 0.955 0.041 16.78003 1.16 ug/L Ho 165 1795424.753 0.639 0.078 ug/L > Tb 159 1745055.762 1.799 1745055.762 ug/L Hg 201 53.334 17.422 -0.000 -0.00498 151.76 ug/L Hg 202 109.335 8.498 0.000 0.00260 138.38 ug/L TI 205 515.020 15.259 -0.000 -0.00496 58.65 ug/L Pb 208 3702.995 3.739 0.001 0.05200 6.09 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff ' Be 9 > Sc-1 45 85.988 Cr 52

Sample ID: AE08949 Report Date/Time: Friday, May 03, 2002 12:30:51 Page 1

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NYC-WTC_000053021Source: NYC Law Department, mirrored locally

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