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← Document results/DEP Box 59/12/19/01 NEWQ 29023-29235 29139 Zn did not recover batches 16055 16056 NEWQ 12/19/01 copies made
Document / 84 pages

Method 200.8 summary report, Dec 19 2001

Machine-extracted title · confidence 95%

Summary report of Method 200.8 analysis results for multiple analytes including beryllium, chromium, and manganese from December 19, 2001.

NYC-WTC_000067178–000067261

Folder label: “12/19/01 NEWQ 29023-29235 29139 Zn did not recover batches 16055 16056 NEWQ 12/19/01 copies made

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NYC 9/11 Public Portal Document

Method 200.8 - Summary Report Sample ID: QCS Sample Date/Time: Wednesday, December 19, 2001 09:35:48 Sample Type: Sample Sample Description: 100 PPB Number of Replicates: 3 Batch ID: Method File: d:\Elandata\Method\NEWQ200.8.mth Dataset File: d:\Elandata\Dataset\daily performance\QCS.1100 Sample Prep Volume (mL): Initial Sample Quantity (mg): 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 r Be 9 41842.979 3.073 0.073 99.53534 6.73 ug/L ug/L I: Sc-1 45 575211.033 3.626 575211.033 I Cr 52 1107830.075 9.823 1.915 101.19871 13.33 ug/L I Cr 53 131510.787 2.541 0.228 100.03244 1.85 ug/L I Mn 55 1661708.274 3.652 2.890 98.81373 4.30 ug/L I Ni 60 319976.759 4.714 0.557 103.34195 6.77 ug/L I Cu 63 731157.991 2.403 1.269 105.89563 1.52 ug/L L Cu 65 347881.962 6.560 0.605 103.43416 10.30 ug/L r Zn 66 210044.124 3.850 1.880 109.07401 4.93 ug/L I Zn 67 36008.404 4.224 0.322 102.88503 6.20 ug/L I Zn 68 147111.400 0.664 1.316 102.47154 1.94 ug/L I; Ge 72 111243.034 2.266 111243.034 ug/L I As 75 232368.794 4.724 2.089 102.27749 6.31 ug/L I Se 77 19346.305 4.860 0.173 101.19760 2.69 ug/L L Se 82 26845.139 1.693 0.240 105.97117 2.79 ug/L r Ag 107 1369830.477 1.635 0.822 100.41784 3.79 ug/L I: In 115 1668724.134 5.214 1668724.134 ug/L I Sb 121 1093906.550 1.932 0.656 96.98968 3.59 ug/L L Sb 123 862101.150 1.985 0.518 97.24166 7.26 ug/L r Ba 135 353968.310 3.371 0.127 97.52506 0.53 ug/L I Ba 137 629603.607 2.888 0.227 99.37283 6.01 ug/L I: Ho 165 2774383.835 3.697 2774383.835 ug/L I Tl 205 4315875.728 1.504 1.557 107.74134 5.02 ug/L L Pb 208 5324999.254 2.000 1.919 103.85344 5.17 ug/L

Sample ID: QCS Report Date/Time: Wednesday, December 19, 2001 09:37:20 Page 1

NYC-WTC_000067190

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NYC-WTC_000067190Source: NYC Law Department, mirrored locally

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