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Thallium lab results (potable water), DEP Box 59, Oct-Nov 2001

Machine-extracted title · confidence 90%

Laboratory report listing sample IDs and analyst details for potable water thallium testing in October and November 2001.

NYC-WTC_000065037–000065049

Folder label: “Thallium

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NYC 9/11 Public Portal Document

Method Name: TlHGAlow Element: T1 Method Description: Tlhga EPA 200.9

Date: 10/10/2001 Technique: Furnace Calibration Equation: Calc. Intercept: Linear Wavelength: 276.8 nm Slit Width: 0.70 nm Lamp Current: 6 Energy: 52 Sample Info File: Untitled Results Data Set:

Element: T1 AS Loc.: 2 Date: 10/10/2001 Sample ID: IPC pL dispensed: 10 from 36, 5 from 37, 20 from 2 pL dispensed: 10 from 36, 5 from 37, 20 from 2

Repl SampleConc /BilnkCorr Peak Bkgnd Time Peak # pg/L / :Signal Area Area Stored 1 5.073 1/ 0.046 0.043 0.042 11:07:58 No QC value within specified limits.

Element: T1 AS Loc.: 3 Date: 10/10/2001 Sample ID: CB pL dispensed: 10 from 36, 5 from 37, 20 from 3 pL dispensed: 10 from 36, 5 from 37, 20 from 3

Repl SampleConc1 /BlnkCorr Peak Bkgnd Time Peak # pg/L / Signal TVrea Area Stored 1 0.374 -y 0.004 0.002 -0.005 11:12:07 No

Element: T1 AS Loc.: 4 Date: 10/10/2001 Sample ID: LFB pL dispensed: 10 from 36, 5 from 37, 20 from 4 pL dispensed: 10 from 36, 5 from 37, 20 from 4 Repl SampleConc BlnkCorr Peak Bkgnd Time Peak # pg/L /Signal Area Area Stored 1 8.611 / 0.077 0.075 0.071 11:16:18 No Sample absorbance greater than that of the highest standard. QC value within specified limits.

Element: T1 AS Loc.: 5 Date: 10/10/2001 Sample ID: LRB pL dispensed: 10 from 36, 5 from 37, 20 from 5 pL dispensed: 10 from 36, 5 from 37, 20 from 5 Repl SampleConc /BlnkCorr Peak Bkgnd Time Peak # pg/L / Signal Area Area Stored 1 -0.106 V 0.000 -0.002 -0.003 11:20:28 No

Element: T1 AS Loc.: 6 Date: 10/10/2001 Sample ID: 24214 pL dispensed: 10 from 36, 5 from 37, 20 from 6 pL dispensed: 10 from 36, 5 from 37, 20 from 6 Repl Samp^Conc BlnkCorr Peak Bkgnd Time Peak # pg/L s Signal Area Area Stored 1 V -0.271 ) -0.001 -0.004 0.037 11:24:40 No

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NYC-WTC_000065042

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NYC-WTC_000065042Source: NYC Law Department, mirrored locally

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