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Mercury post-run report, Feb 21, 2002

Machine-extracted title · confidence 100%

Laboratory post-run report for mercury standards conducted on February 21, 2002.

NYC-WTC_000041095–000041100

Folder label: “Hg Feb 02

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NYC 9/11 Public Portal Document

Westchester county labs Folder: RUNS1 Page 349 Protocol: hg-cv ***POST-RUN REPORT*** Line Cone. Units SD/RSD 1 2 3 4 5

*** Standard: 1 Rep: 1 Seq: 2585 14:48:41 21 Feb 02 HG Hg .000 ppb 8581 *** Standard: 2 Rep: 1 Seq: 2586 14:50:17 21 Feb 02 HG

Hg .400 ppb 35877 *** Standard: 3 Rep: 1 Seq: 2587 14:51:53 21 Feb 02 HG

Hg 1.00 PPb 77891 *** Standard: 4 Rep: 1 Seq: 2588 14:53:46 21 Feb 02 HG

Hg 3.00 ppb 225776 *** Standard: 5 Rep: 1 Seq: 2589 14:55:34 21 Feb 02 HG

Hg 5.00 PPb 349314 *** Standard: 6 Rep: 1 Seq: 2590 14:58:11 21 Feb 02 HG

Hg 10.0 ppb / 691856 *** (Check Standard:/2 Ck21.0 qc Seq: 2591 15:00:02 21 Feb 02 HG Lines Flag %Rcv. / Found True Units SD/RSD Hg 99.3 U .993 1.00 ppb .000

aA ' *** Sample ID: 3822 pot Seq: 2592 15:01:50 21 Feb 02 HG

P C Hg -.186 PPb

*** Sample ID: 3822 sp. Hg 5.17 PPb (03 .000

.000 -.186

Seq: 5.17 2593 15:03:27 21 Feb 02 HG

*** Sample ID: 3822d Seq: 2594 15:05:07 21 Feb 02 HG Hg -.216 PPb .000 -.216 =

*** Sample ID: 3822 d spk Seq: 2595 15:06:43 21 Feb 02 HG Hg 4.95 pb .000 4.95

*** Sample ID: 3823 Seq: 2596 15:08:40 21 Feb 02 HG Hg -.141 PPb .000 -.141

*** Sample ID: 3824 Seq: 2597 15:11:18 21 Feb 02 HG Hg -.192 PPb .000 -.192

*** Sample ID: 3825 Seq: 2598 15:12:55 21 Feb 02 HG Hg -.162 PPb .000 -.162

NYC-WTC_000041095

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NYC-WTC_000041095Source: NYC Law Department, mirrored locally

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