Sample batch list with IDs, April 9, 2002

NYC 9/11 Public Portal Document

.Method Name: SnHGA Element: Sn Method Description: Snhga SM3113 B Date: 04/09/2002 Technique: Furnace Calibration Equation: Calc. Intercept: Linear Wavelength: 286.3 nm Slit Width: 0.70 nm Lamp Current: 30 Energy: 59 Sample Info File: Untitled Results Data Set:

Element: Sn Seq. No.: 43 AS Loc.: 2 Date: 04/09/2002 Sample ID: IPC pL dispensed: 8 from 36, 5 from 37, 12 from 2 Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L ug/L Signal 0.115 Area 0.116 Height 0.352 Area 0.056 Height Stored 0.089 12:40:26 No 1 97.82 97.82 QC value within I ecified limits.

Element: Sn Seq. No.: 44 AS Loc.: 3 Date: 04/09/2002 Sample ID: CB pL dispensed: 8 from 36, 5 from 37, 12 from 3 Repl SampleConc / StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L / pg/L Signal Area Height Area Height Stored 1 -5.765 / -5.765 0.000 0.001 0.005 0.011 0.026 12:43:02 No

Element: Sn Seq. No.: 45 AS Loc.: 25 Date: 04/09/2002 Sample ID: 7515 pL dispensed: 8 from 36, 5 from 37, 12 from 25

Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L pg/L Signal Area Height Area Height Stored 1 -6.438 -6.438 0.000 0.001 0.006 0.016 0.036 12:45:40 No

Element: Sn Seq. No.: 46 AS Loc.: 26 Date: 04/09/2002 Sample ID: 7516 uL dispensed: 8 from 36, 5 from 37, 12 from 26 Repl SampleConc StndConc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # pg/L ug/L Signal Area Height Area Height Stored 1 -7.209 -7.209 -0.001 0.000 0.005 0.015 0.034 12:48:20 No

Element: Sn Seq. No.: 47 AS Loc.: 26 Date: 04/09/2002 Sample ID: 7516 pL dispensed: 5 from 36, 5 from 37, 3 from 38, 12 from 26 Repl SampleConc StndCOnc BlnkCorr Peak Peak Bkgnd Bkgnd Time Peak # ug/L ug/L Signal 0.066 Area Height Area Height Stored 1 53.46 46 0.067 0.175 0.025 0.047 12:51:05 No Recovery is 106.9%

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