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Non-potable water lead lab report sample list, Oct 2001

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Laboratory documentation listing sample IDs and analytical parameters for non-potable water lead testing conducted in October 2001.

NYC-WTC_000064544–000064570

Folder label: “Pb”

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NYC 9/11 Public Portal Document

Element: Pb Seq. No.: 52 AS Loc.: 36 Date: 10/15/2001 Sait5>le ID: Calib Blank pL dispensed: 20 from 36, 5 from 37, 20 from 36

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Tkrea Height Area Height Stored 1 -0.001 0.006 0.012 0.003 0.005 15:28:12 No Auto-zero performed.

Element: Pb Seq. No.: 53 AS Loc.: 30 Date: 10/15/2001 Sample ID: 23353 pL dispensed: 20 from 36, 5 from 37, 20 from 30 Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 0.004 0.010 0.020 0.035 0.013 15:30:51 No

Element: Pb Seq. No.: 54 AS Loc.: 38 Date: 10/15/2001 Sample ID: SIO pL dispensed: 15 from 36, 5 from 37, 5 from 38, 20 from 30 Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 0.031 0.037 0.047 0.041 0.018 15:33:39 No Addition number 1 applied. [10.0] Correlation Coefficient: 1.0000 Slope: 0.0027

Element: Pb Seq. No.: 55 AS Loc.: 38 Date: 10/15/2001 Saitqple ID: S20 pL dispensed: 10 from 36, 5 from 37, 10 from 38, 20 from 30 Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 0.052 0.058 0.072 0.047 0.024 15:36:27 No Addition number 2 applied. [20.0] Correlation Coefficient: 0.9980 Slope: 0.0024

Element: Pb Seq. No.: 56 AS Loc.: 38 Date: 10/15/2001 San^jle ID: S30 pL dispensed: 5 from 36, 5 from 37, 15 from 38, 20 from 30 Repl San^leConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 0.068 0.074 0.097 0.054 0.035 15:39:14 No Addition number 3 applied. [30.0] Correlation Coefficient: 0.9940 Slope: 0.0021

Element: Pb Seq. No.: 57 AS Loc.: 38 Date: 10/15/2001 Sait^le ID: S40 pL dispensed: 5 from 37, 20 from 38, 20 from 30 Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L Ug/L Signal Area Height Area Height Stored 1 0.050 0.055 0.107 0.068 0.045 15:41:56 No No calibration because standard abs. and cone, values are not in the same order. Addition number 4 not applied. [ ]

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NYC-WTC_000064563

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NYC-WTC_000064563Source: NYC Law Department, mirrored locally

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