NYC-WTC_000065239
List of sample statuses and collection timestamps for Selenium analysis queries in November 2001.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗Document / 27 pages
Selenium lab results, WTC samples, Oct 1 2001
Machine-extracted title · confidence 100%Laboratory report listing sample IDs and QC data for selenium analysis of World Trade Center environmental samples dated October 1, 2001.
NYC-WTC_000065291–000065317Folder label: “Se”
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NYC 9/11 Public Portal Document sssssssssss=asssss8aas:sssssssasas8Bsssc3SBSssBBass85ssssssBsaas:ssssBssassBssssssssaa3SSBzsssBSS33SSS3S3S3zs
Element: Se Seq. No.: 89 AS Loc.; 38 Date: 10/01/2001 'Sample ID: S20 ' g'L dispensed: 5 from 37, 20 from 9, 20 from 38
Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # gg/b Signal Area Height Area Height Stored 1 0.050 0.053 0.071 0.037 0.030 16:10:48 No The calibration curve may not be linear. Addition number 4 applied. [20.00] Correlation Opefficient: 0.9847 Slope: 0.0022
Se 0.06 T
□ 0.04“ 8 c €o
0.02- □
n n -10 JO 10 20 30
Concentration
Calibration data for Se Entered \ Calculated Mean Signal Concentration toncentration Standard Standard ID (Pk Area) (M3/L) \ (gg/L) Deviation %RSD Callb Blank 0.000 \-1.778 S5 0.022 5.00 \.215 SIO 0.031 10.00 l\.01 S15 0.043 15.00 17>S4 S20 0.050 20.00 20.34 Correlation Coefficient: 0.98473 Slope: 0.00225 11^ rcept: 0.008
ISe] Sample CondSSfration 3.399 gg/L [Se] Sample Concentration 169.9 gg/L
I
i! Page 23 NYC-WTC_000065313
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NYC-WTC_000065313Source: NYC Law Department, mirrored locally
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