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Water sample metal analysis results, April 15, 2002

Machine-extracted title · confidence 95%

Summary report of water sample analysis using Method 200.8 showing measured intensities and concentrations for various metals.

NYC-WTC_000040700–000040753

Folder label: “ICPMS 4/15/02

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE07377 Sample Date/Time: Monday, April 15, 2002 14:30:31 Sample Type: Spike -1 Sample Description: Number of Replicates: 3 Method File: d:\elandata\Method\NYC.mth Dataset File: d:\elandata\Dataset\new york city\AE07377.529 (4 Will 6& reQeted) 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 23946.082 2.523 0.046 52.52162 4.40 ug/L > Se-1 45 525177.118 1.879 525177.118 ug/L Cr 52 478488.929 2.738 0.897 48.27021 4.57 ug/L Cr 53 58596.162 0.809 0.111 50.79980 1.15 ug/L Mn 55 954561.047 0.440 1.816 58.44892 1.47 ug/L Ni 60 118519.553 1.627 0.226 50.35998 3.15 ug/L Cu 63 286493.725 2.107 0.545 52.39922 0.74 ug/L Cu 65 139200.185 1.620 0.265 51.12954 3.48 ug/L Zn 66 97634.009 2.545 0.959 55.19973 1.33 ug/L Zn 67 15924.429 1.338 0.156 48.62020 3.29 ug/L Zn 68 72905.228 0.292 0.716 57.34474 1.72 ug/L > Ge 72 101204.701 2.000 101204.701 ug/L As 75 111669.507 0.812 1.104 56.99174 2.57 ug/L Se 77 18026.168 9.332 0.178 79.29761 7.42 ug/L Se 82 13172.343 3.565 0.129 59.36742 1.59 ug/L Ag 107 520460.379 2.156 0.386 49.18719 3.66 ug/L Cd 111 136827.650 0.983 0.101 49.45313 2.41 ug/L Cd 114 342743.675 3.139 0.255 55.57422 1.60 ug/L > In 115 1342696.869 1.600 1342696.869 ug/L Sb 121 471156.567 3.048 0.350 52.60076 1.45 ug/L Sb 123 363497.813 0.630 0.270 53.11362 1.78 ug/L Ba 135 175879.368 1.498 0.097 65.03271 1.03 ug/L Ba 137 318630.264 2.224 0.176 69.33940 0.39 ug/L Tb 159 1811762.109 2.521 1811762.109 ug/L Ho 165 1825083.919 0.908 -0.035 ug/L TI 205 1240680.549 3.642 0.684 53.06999 1.15 ug/L Pb 208 1629918.884 1.276 0.899 49.65545 1.24 ug/L

QC Calculated Values Analyte Mass QC Std % Recovery Int Std % Recovery Spike % Recovery Dilution % Diff Dup. Rei. % Diff ' Be 9 105.027 > Sc-1 45 96.802 Cr 52 96.232 Cr 53 101.092 Mn 55 85.004

Sample ID: AE07377 Report Date/Time: Monday, April 15, 2002 14:39:49 Page 1

NYC-WTC_000040720

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NYC-WTC_000040720Source: NYC Law Department, mirrored locally

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