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Method 200.8 summary report, Dec 20 2001

Machine-extracted title · confidence 95%

Summary report of Method 200.8 analysis results for multiple analytes including beryllium, chromium, and manganese from December 20, 2001.

NYC-WTC_000067263–000067404

Folder label: “12/20/01 NEWQ 29289-30009 copies made”

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NYC 9/11 Public Portal Document

Method 200.8 - Summary Report Sample ID: AD29344SPK Sample Date/Time: Thursday, December 20, 2001 15:32:15 Sample Type: Sample Sample Description: SE ONLY 1:2 SPK 50 PPB Number of Replicates: 3 Batch ID: Method File: d:\Elandata\Method\NEWQ200.8.mth Dataset File: d:\Elandata\Dataset\daily performance\AD29344SPK.1197 Sample Prep Volume (mL): Initial Sample Quantity (mg): Aliquot Volume (mL): Diluted To Volume (mL): wo-f Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Cone. Mean Cone. RSD Sample Unit r Be 9 29830.112 4.125 0.041 57.29334 8.36 ug/L I: Se-I 45 721050.355 5.703 721050.355 ug/L I Cr 52 683438.185 1.411 0.936 53.39779 7.08 ug/L I Cr 53 79144.998 4.101 0.109 50.11832 7.29 ug/L I Mn 55 1222696.363 4.208 1.700 58.92907 9.53 ug/L I Ni 60 164129.097 2.348 0.227 48.23827 7.99 ug/L I Cu 63 377788.446 5.652 0.520 47.61480 0.89 ug/L L Cu 65 194526.891 4.994 0.269 48.79413 8.73 ug/L r Zn 66 139829.260 4.409 1.059 55.94306 0.95 ug/L I Zn 67 25142.036 2.958 0.191 56.05410 5.37 ug/L r Zn . 68 105158.385 1.393 0.797 57.89386 2.72 ug/L I; Ge 72 130751.762 3.537 130751.762 ug/L I As 75 140068.022 0.717 1.070 54.78427 3.26 ug/L I Se 77 12884.286 6.558 0.098 5^9017 6.18 ug/L L Se 82 16583.787 1.363 0.125 58^0972 57-^4.43 ug/HlSz6'A r Ag 107 620933.957 2.090 . 0.422 48^73307 2.12 ug/L I: In 115 1468167.971 1.379 1468167.971 ug/L Sb 121 490602.495 0.834 0.332 51.43427 0.68 ug/L L Sb 123 375642.194 1.288 0.254 50.82012 2.08 ug/L r Ba 135 167524.963 1.217 0.087 58.52545 1.46 ug/L I Ba 137 286938.796 2.224 0.150 57.59684 4.82 ug/L I: Ho 165 1911617.699 2.621 1911617.699 ug/L I T1 205 1495096.430 2.022 0.782 49.40207 4.64 ug/L L Pb 208 2116243.885 1.499 1.104 49.77211 3.26 ug/L

Sample ID: AD29344SPK Report Date/Time: Thursday. December 20, 2001 15:33:46 Page 1

NYC-WTC_000067317

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NYC-WTC_000067317Source: NYC Law Department, mirrored locally

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