Thallium lab results (potable water, 2nd run), DEP Box 59,

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: i. Wavelength: 276.8 nm Slit Width: 0.70 nm / Lamp Current: 6 Energy: 52 C P \ / Sample Info File: Untitled Results Data Set: |

Element: T1 AS Loc.: 6 Date: 10/10/2001 Sample ID: 24472 pL dispensed: 10 from 36, 5 from 37, 20 from 6 pL dispensed: 10 from 36, 5 from 37, 20 from 6

Repl SampleOpnc BlnkCorr Peak Bkgnd Time Peak # Signal Area Area Stored 1 -0.002 -0.005 0.040 14:30:05 No

Element: T1 AS Loc.: 6 Date: 10/10/2001 Sample ID: 24472 pL dispensed: 5 from 37, 10 from 38, 20 from 6 pL dispensed: 5 from 37, 10 from 38, 20 from 6

Repl SampleC^c BlnkCorr Peak Bkgnd Time Peak # pg/L/ /Signal Area Area Stored 1 51111 \ / 0.046 0.044 0.064 14:34:14 No Recovery is\102.2pY

Element: T1 AS Loc.: 7 Date: 10/10/2001 Sample ID: 24472DUP pL dispensed: 10 from 36, 5 from 37, 20 from 7 pL dispensed: 10 from 36, 5 from 37, 20 from 7

Repl Sample(\nc BlnkCorr Peak Bkgnd Time Peak # \ Signal Area Area Stored 1 ^.180 1 -0.001 -0.003 0.031 14:38:31 No

Element: T1 AS Loc.: 8 Date: 10/10/2001 Sample ID: 24473 pL dispensed: 10 from 36, 5 from 37, 20 from 8 pL dispensed: 10 from 36, 5 from 37, 20 from 8

Repl S. eConc BlnkCorr Peak Bkgnd Time Peak # :g/L Signal Area Area Stored 1 -0.2 -0.001 -0.004 0.037 14:42:50 No

Element: T1 Loc.: 9 Date: 10/10/2001 Sample ID: 24474 pL dispensed: 10 from 36, 5 from 37, 20 from 9 pL dispensed: 10 from 36, 5 from 37, 20 from 9

Repl ampieConc BlnkCorr Peak Bkgnd Time Peak # Signal Area Area Stored 1 -0.103- 0.000 -0.002 0.037 14:47:13 No

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